Home / 32,387.95-48,609.62-12,680.35

Finding the Fourth Proportional to 32,387.95, 48,609.62 and 12,680.35

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Solution

The fourth proportional to 32,387.95, 48,609.62 and 12,680.35 is: 19,031.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,387.95 : 48,609.62 = 12,680.35 : x
  2. Step 2: Convert to fraction form
    32,387.95/48,609.62 = 12,680.35/x
  3. Step 3: Cross multiply
    32,387.95x = 48,609.62 × 12,680.35
  4. Step 4: Simplify right side
    32,387.95x = 616,386,857.59
  5. Step 5: Solve for x
    x = 616,386,857.59/32,387.95
  6. Step 6: Final answer
    x = 19,031.36

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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.