Home / 35,215.34-48,596.49-21,783.06

Finding the Fourth Proportional to 35,215.34, 48,596.49 and 21,783.06

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Solution

The fourth proportional to 35,215.34, 48,596.49 and 21,783.06 is: 30,060.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,215.34 : 48,596.49 = 21,783.06 : x
  2. Step 2: Convert to fraction form
    35,215.34/48,596.49 = 21,783.06/x
  3. Step 3: Cross multiply
    35,215.34x = 48,596.49 × 21,783.06
  4. Step 4: Simplify right side
    35,215.34x = 1,058,580,257.46
  5. Step 5: Solve for x
    x = 1,058,580,257.46/35,215.34
  6. Step 6: Final answer
    x = 30,060.21

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.