Home / 54,909.48-82,384.73-21,652.74

Finding the Fourth Proportional to 54,909.48, 82,384.73 and 21,652.74

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Solution

The fourth proportional to 54,909.48, 82,384.73 and 21,652.74 is: 32,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,909.48 : 82,384.73 = 21,652.74 : x
  2. Step 2: Convert to fraction form
    54,909.48/82,384.73 = 21,652.74/x
  3. Step 3: Cross multiply
    54,909.48x = 82,384.73 × 21,652.74
  4. Step 4: Simplify right side
    54,909.48x = 1,783,855,111.59
  5. Step 5: Solve for x
    x = 1,783,855,111.59/54,909.48
  6. Step 6: Final answer
    x = 32,487.20

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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.