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Finding the Fourth Proportional to 30,520.59, 45,792.93 and 9,462.29

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Solution

The fourth proportional to 30,520.59, 45,792.93 and 9,462.29 is: 14,197.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,520.59 : 45,792.93 = 9,462.29 : x
  2. Step 2: Convert to fraction form
    30,520.59/45,792.93 = 9,462.29/x
  3. Step 3: Cross multiply
    30,520.59x = 45,792.93 × 9,462.29
  4. Step 4: Simplify right side
    30,520.59x = 433,305,873.42
  5. Step 5: Solve for x
    x = 433,305,873.42/30,520.59
  6. Step 6: Final answer
    x = 14,197.17

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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.