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Finding the Fourth Proportional to 22,507.60, 33,750.04 and 10,657.84

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Solution

The fourth proportional to 22,507.60, 33,750.04 and 10,657.84 is: 15,981.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,507.60 : 33,750.04 = 10,657.84 : x
  2. Step 2: Convert to fraction form
    22,507.60/33,750.04 = 10,657.84/x
  3. Step 3: Cross multiply
    22,507.60x = 33,750.04 × 10,657.84
  4. Step 4: Simplify right side
    22,507.60x = 359,702,526.31
  5. Step 5: Solve for x
    x = 359,702,526.31/22,507.60
  6. Step 6: Final answer
    x = 15,981.38

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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.