Home / 42,727.86-64,066.13-17,737.74

Finding the Fourth Proportional to 42,727.86, 64,066.13 and 17,737.74

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Solution

The fourth proportional to 42,727.86, 64,066.13 and 17,737.74 is: 26,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,727.86 : 64,066.13 = 17,737.74 : x
  2. Step 2: Convert to fraction form
    42,727.86/64,066.13 = 17,737.74/x
  3. Step 3: Cross multiply
    42,727.86x = 64,066.13 × 17,737.74
  4. Step 4: Simplify right side
    42,727.86x = 1,136,388,356.75
  5. Step 5: Solve for x
    x = 1,136,388,356.75/42,727.86
  6. Step 6: Final answer
    x = 26,595.96

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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.