Home / 38,215.68-52,623.36-35,427.84

Finding the Fourth Proportional to 38,215.68, 52,623.36 and 35,427.84

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Solution

The fourth proportional to 38,215.68, 52,623.36 and 35,427.84 is: 48,784.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,215.68 : 52,623.36 = 35,427.84 : x
  2. Step 2: Convert to fraction form
    38,215.68/52,623.36 = 35,427.84/x
  3. Step 3: Cross multiply
    38,215.68x = 52,623.36 × 35,427.84
  4. Step 4: Simplify right side
    38,215.68x = 1,864,331,978.34
  5. Step 5: Solve for x
    x = 1,864,331,978.34/38,215.68
  6. Step 6: Final answer
    x = 48,784.48

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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.