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Finding the Fourth Proportional to 22,510.77, 33,747.21 and 10,657.68

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Solution

The fourth proportional to 22,510.77, 33,747.21 and 10,657.68 is: 15,977.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,510.77 : 33,747.21 = 10,657.68 : x
  2. Step 2: Convert to fraction form
    22,510.77/33,747.21 = 10,657.68/x
  3. Step 3: Cross multiply
    22,510.77x = 33,747.21 × 10,657.68
  4. Step 4: Simplify right side
    22,510.77x = 359,666,965.07
  5. Step 5: Solve for x
    x = 359,666,965.07/22,510.77
  6. Step 6: Final answer
    x = 15,977.55

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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.