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Finding the Fourth Proportional to 15,312.61, 22,958.10 and 5,944.84

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Solution

The fourth proportional to 15,312.61, 22,958.10 and 5,944.84 is: 8,913.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,312.61 : 22,958.10 = 5,944.84 : x
  2. Step 2: Convert to fraction form
    15,312.61/22,958.10 = 5,944.84/x
  3. Step 3: Cross multiply
    15,312.61x = 22,958.10 × 5,944.84
  4. Step 4: Simplify right side
    15,312.61x = 136,482,231.20
  5. Step 5: Solve for x
    x = 136,482,231.20/15,312.61
  6. Step 6: Final answer
    x = 8,913.06

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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.