Home / 40,538.32-60,808.42-10,553.74

Finding the Fourth Proportional to 40,538.32, 60,808.42 and 10,553.74

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Solution

The fourth proportional to 40,538.32, 60,808.42 and 10,553.74 is: 15,830.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,538.32 : 60,808.42 = 10,553.74 : x
  2. Step 2: Convert to fraction form
    40,538.32/60,808.42 = 10,553.74/x
  3. Step 3: Cross multiply
    40,538.32x = 60,808.42 × 10,553.74
  4. Step 4: Simplify right side
    40,538.32x = 641,756,457.71
  5. Step 5: Solve for x
    x = 641,756,457.71/40,538.32
  6. Step 6: Final answer
    x = 15,830.86

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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.