Home / 40,641.14-56,089.43-22,740.68

Finding the Fourth Proportional to 40,641.14, 56,089.43 and 22,740.68

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Solution

The fourth proportional to 40,641.14, 56,089.43 and 22,740.68 is: 31,384.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,641.14 : 56,089.43 = 22,740.68 : x
  2. Step 2: Convert to fraction form
    40,641.14/56,089.43 = 22,740.68/x
  3. Step 3: Cross multiply
    40,641.14x = 56,089.43 × 22,740.68
  4. Step 4: Simplify right side
    40,641.14x = 1,275,511,384.86
  5. Step 5: Solve for x
    x = 1,275,511,384.86/40,641.14
  6. Step 6: Final answer
    x = 31,384.74

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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.