Home / 36,424.80-54,641.98-12,732.74

Finding the Fourth Proportional to 36,424.80, 54,641.98 and 12,732.74

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Solution

The fourth proportional to 36,424.80, 54,641.98 and 12,732.74 is: 19,100.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,424.80 : 54,641.98 = 12,732.74 : x
  2. Step 2: Convert to fraction form
    36,424.80/54,641.98 = 12,732.74/x
  3. Step 3: Cross multiply
    36,424.80x = 54,641.98 × 12,732.74
  4. Step 4: Simplify right side
    36,424.80x = 695,742,124.43
  5. Step 5: Solve for x
    x = 695,742,124.43/36,424.80
  6. Step 6: Final answer
    x = 19,100.78

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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.