Home / 53,428.28-73,698.89-35,279.16

Finding the Fourth Proportional to 53,428.28, 73,698.89 and 35,279.16

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Solution

The fourth proportional to 53,428.28, 73,698.89 and 35,279.16 is: 48,664.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,428.28 : 73,698.89 = 35,279.16 : x
  2. Step 2: Convert to fraction form
    53,428.28/73,698.89 = 35,279.16/x
  3. Step 3: Cross multiply
    53,428.28x = 73,698.89 × 35,279.16
  4. Step 4: Simplify right side
    53,428.28x = 2,600,034,932.13
  5. Step 5: Solve for x
    x = 2,600,034,932.13/53,428.28
  6. Step 6: Final answer
    x = 48,664.02

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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.