Home / 32,115.96-48,149.73-9,916.29

Finding the Fourth Proportional to 32,115.96, 48,149.73 and 9,916.29

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Solution

The fourth proportional to 32,115.96, 48,149.73 and 9,916.29 is: 14,866.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,115.96 : 48,149.73 = 9,916.29 : x
  2. Step 2: Convert to fraction form
    32,115.96/48,149.73 = 9,916.29/x
  3. Step 3: Cross multiply
    32,115.96x = 48,149.73 × 9,916.29
  4. Step 4: Simplify right side
    32,115.96x = 477,466,686.10
  5. Step 5: Solve for x
    x = 477,466,686.10/32,115.96
  6. Step 6: Final answer
    x = 14,866.96

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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.