Home / 22,494.08-31,041.34-12,284.78

Finding the Fourth Proportional to 22,494.08, 31,041.34 and 12,284.78

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Solution

The fourth proportional to 22,494.08, 31,041.34 and 12,284.78 is: 16,952.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,494.08 : 31,041.34 = 12,284.78 : x
  2. Step 2: Convert to fraction form
    22,494.08/31,041.34 = 12,284.78/x
  3. Step 3: Cross multiply
    22,494.08x = 31,041.34 × 12,284.78
  4. Step 4: Simplify right side
    22,494.08x = 381,335,877.60
  5. Step 5: Solve for x
    x = 381,335,877.60/22,494.08
  6. Step 6: Final answer
    x = 16,952.72

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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.