Home / 32,376.90-48,514.95-20,505.63

Finding the Fourth Proportional to 32,376.90, 48,514.95 and 20,505.63

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Solution

The fourth proportional to 32,376.90, 48,514.95 and 20,505.63 is: 30,726.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,376.90 : 48,514.95 = 20,505.63 : x
  2. Step 2: Convert to fraction form
    32,376.90/48,514.95 = 20,505.63/x
  3. Step 3: Cross multiply
    32,376.90x = 48,514.95 × 20,505.63
  4. Step 4: Simplify right side
    32,376.90x = 994,829,614.17
  5. Step 5: Solve for x
    x = 994,829,614.17/32,376.90
  6. Step 6: Final answer
    x = 30,726.52

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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.