Home / 40,565.02-56,266.12-39,486.10

Finding the Fourth Proportional to 40,565.02, 56,266.12 and 39,486.10

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Solution

The fourth proportional to 40,565.02, 56,266.12 and 39,486.10 is: 54,769.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,565.02 : 56,266.12 = 39,486.10 : x
  2. Step 2: Convert to fraction form
    40,565.02/56,266.12 = 39,486.10/x
  3. Step 3: Cross multiply
    40,565.02x = 56,266.12 × 39,486.10
  4. Step 4: Simplify right side
    40,565.02x = 2,221,729,640.93
  5. Step 5: Solve for x
    x = 2,221,729,640.93/40,565.02
  6. Step 6: Final answer
    x = 54,769.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.