Home / 22,677.10-31,282.52-15,406.59

Finding the Fourth Proportional to 22,677.10, 31,282.52 and 15,406.59

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Solution

The fourth proportional to 22,677.10, 31,282.52 and 15,406.59 is: 21,253.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,677.10 : 31,282.52 = 15,406.59 : x
  2. Step 2: Convert to fraction form
    22,677.10/31,282.52 = 15,406.59/x
  3. Step 3: Cross multiply
    22,677.10x = 31,282.52 × 15,406.59
  4. Step 4: Simplify right side
    22,677.10x = 481,956,959.81
  5. Step 5: Solve for x
    x = 481,956,959.81/22,677.10
  6. Step 6: Final answer
    x = 21,253.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.