Home / 39,253.68-54,154.10-22,254.32

Finding the Fourth Proportional to 39,253.68, 54,154.10 and 22,254.32

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Solution

The fourth proportional to 39,253.68, 54,154.10 and 22,254.32 is: 30,701.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,253.68 : 54,154.10 = 22,254.32 : x
  2. Step 2: Convert to fraction form
    39,253.68/54,154.10 = 22,254.32/x
  3. Step 3: Cross multiply
    39,253.68x = 54,154.10 × 22,254.32
  4. Step 4: Simplify right side
    39,253.68x = 1,205,162,670.71
  5. Step 5: Solve for x
    x = 1,205,162,670.71/39,253.68
  6. Step 6: Final answer
    x = 30,701.90

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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.