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Finding the Fourth Proportional to 28,663.84, 42,944.84 and 24,461.20

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Solution

The fourth proportional to 28,663.84, 42,944.84 and 24,461.20 is: 36,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,663.84 : 42,944.84 = 24,461.20 : x
  2. Step 2: Convert to fraction form
    28,663.84/42,944.84 = 24,461.20/x
  3. Step 3: Cross multiply
    28,663.84x = 42,944.84 × 24,461.20
  4. Step 4: Simplify right side
    28,663.84x = 1,050,482,320.21
  5. Step 5: Solve for x
    x = 1,050,482,320.21/28,663.84
  6. Step 6: Final answer
    x = 36,648.35

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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.