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Finding the Fourth Proportional to 30,373.62, 45,560.73 and 10,652.65

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Solution

The fourth proportional to 30,373.62, 45,560.73 and 10,652.65 is: 15,979.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,373.62 : 45,560.73 = 10,652.65 : x
  2. Step 2: Convert to fraction form
    30,373.62/45,560.73 = 10,652.65/x
  3. Step 3: Cross multiply
    30,373.62x = 45,560.73 × 10,652.65
  4. Step 4: Simplify right side
    30,373.62x = 485,342,510.43
  5. Step 5: Solve for x
    x = 485,342,510.43/30,373.62
  6. Step 6: Final answer
    x = 15,979.08

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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.