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Finding the Fourth Proportional to 15,153.01, 22,730.73 and 5,292.07

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Solution

The fourth proportional to 15,153.01, 22,730.73 and 5,292.07 is: 7,938.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,153.01 : 22,730.73 = 5,292.07 : x
  2. Step 2: Convert to fraction form
    15,153.01/22,730.73 = 5,292.07/x
  3. Step 3: Cross multiply
    15,153.01x = 22,730.73 × 5,292.07
  4. Step 4: Simplify right side
    15,153.01x = 120,292,614.31
  5. Step 5: Solve for x
    x = 120,292,614.31/15,153.01
  6. Step 6: Final answer
    x = 7,938.53

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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.