Home / 32,926.92-45,446.22-20,987.52

Finding the Fourth Proportional to 32,926.92, 45,446.22 and 20,987.52

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Solution

The fourth proportional to 32,926.92, 45,446.22 and 20,987.52 is: 28,967.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,926.92 : 45,446.22 = 20,987.52 : x
  2. Step 2: Convert to fraction form
    32,926.92/45,446.22 = 20,987.52/x
  3. Step 3: Cross multiply
    32,926.92x = 45,446.22 × 20,987.52
  4. Step 4: Simplify right side
    32,926.92x = 953,803,451.17
  5. Step 5: Solve for x
    x = 953,803,451.17/32,926.92
  6. Step 6: Final answer
    x = 28,967.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.