Home / 28,822.60-43,236.12-11,061.76

Finding the Fourth Proportional to 28,822.60, 43,236.12 and 11,061.76

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Solution

The fourth proportional to 28,822.60, 43,236.12 and 11,061.76 is: 16,593.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,822.60 : 43,236.12 = 11,061.76 : x
  2. Step 2: Convert to fraction form
    28,822.60/43,236.12 = 11,061.76/x
  3. Step 3: Cross multiply
    28,822.60x = 43,236.12 × 11,061.76
  4. Step 4: Simplify right side
    28,822.60x = 478,267,582.77
  5. Step 5: Solve for x
    x = 478,267,582.77/28,822.60
  6. Step 6: Final answer
    x = 16,593.49

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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.