Home / 38,316.77-57,475.45-13,356.74

Finding the Fourth Proportional to 38,316.77, 57,475.45 and 13,356.74

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Solution

The fourth proportional to 38,316.77, 57,475.45 and 13,356.74 is: 20,035.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,316.77 : 57,475.45 = 13,356.74 : x
  2. Step 2: Convert to fraction form
    38,316.77/57,475.45 = 13,356.74/x
  3. Step 3: Cross multiply
    38,316.77x = 57,475.45 × 13,356.74
  4. Step 4: Simplify right side
    38,316.77x = 767,684,802.42
  5. Step 5: Solve for x
    x = 767,684,802.42/38,316.77
  6. Step 6: Final answer
    x = 20,035.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.