Home / 32,279.80-48,413-12,557.92

Finding the Fourth Proportional to 32,279.80, 48,413 and 12,557.92

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Solution

The fourth proportional to 32,279.80, 48,413 and 12,557.92 is: 18,834.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,279.80 : 48,413 = 12,557.92 : x
  2. Step 2: Convert to fraction form
    32,279.80/48,413 = 12,557.92/x
  3. Step 3: Cross multiply
    32,279.80x = 48,413 × 12,557.92
  4. Step 4: Simplify right side
    32,279.80x = 607,966,580.96
  5. Step 5: Solve for x
    x = 607,966,580.96/32,279.80
  6. Step 6: Final answer
    x = 18,834.27

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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.