Home / 32,381.02-48,542.77-12,655.09

Finding the Fourth Proportional to 32,381.02, 48,542.77 and 12,655.09

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Solution

The fourth proportional to 32,381.02, 48,542.77 and 12,655.09 is: 18,971.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,381.02 : 48,542.77 = 12,655.09 : x
  2. Step 2: Convert to fraction form
    32,381.02/48,542.77 = 12,655.09/x
  3. Step 3: Cross multiply
    32,381.02x = 48,542.77 × 12,655.09
  4. Step 4: Simplify right side
    32,381.02x = 614,313,123.20
  5. Step 5: Solve for x
    x = 614,313,123.20/32,381.02
  6. Step 6: Final answer
    x = 18,971.40

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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.