Home / 35,314.28-48,747.59-21,164.39

Finding the Fourth Proportional to 35,314.28, 48,747.59 and 21,164.39

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Solution

The fourth proportional to 35,314.28, 48,747.59 and 21,164.39 is: 29,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,314.28 : 48,747.59 = 21,164.39 : x
  2. Step 2: Convert to fraction form
    35,314.28/48,747.59 = 21,164.39/x
  3. Step 3: Cross multiply
    35,314.28x = 48,747.59 × 21,164.39
  4. Step 4: Simplify right side
    35,314.28x = 1,031,712,656.76
  5. Step 5: Solve for x
    x = 1,031,712,656.76/35,314.28
  6. Step 6: Final answer
    x = 29,215.17

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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.