Home / 28,612.48-42,677.45-27,737.68

Finding the Fourth Proportional to 28,612.48, 42,677.45 and 27,737.68

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Solution

The fourth proportional to 28,612.48, 42,677.45 and 27,737.68 is: 41,372.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,612.48 : 42,677.45 = 27,737.68 : x
  2. Step 2: Convert to fraction form
    28,612.48/42,677.45 = 27,737.68/x
  3. Step 3: Cross multiply
    28,612.48x = 42,677.45 × 27,737.68
  4. Step 4: Simplify right side
    28,612.48x = 1,183,773,451.32
  5. Step 5: Solve for x
    x = 1,183,773,451.32/28,612.48
  6. Step 6: Final answer
    x = 41,372.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.