Home / 40,705.08-56,177.18-23,478.12

Finding the Fourth Proportional to 40,705.08, 56,177.18 and 23,478.12

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Solution

The fourth proportional to 40,705.08, 56,177.18 and 23,478.12 is: 32,402.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,705.08 : 56,177.18 = 23,478.12 : x
  2. Step 2: Convert to fraction form
    40,705.08/56,177.18 = 23,478.12/x
  3. Step 3: Cross multiply
    40,705.08x = 56,177.18 × 23,478.12
  4. Step 4: Simplify right side
    40,705.08x = 1,318,934,543.95
  5. Step 5: Solve for x
    x = 1,318,934,543.95/40,705.08
  6. Step 6: Final answer
    x = 32,402.21

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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.