Home / 22,614.60-31,210.06-12,546.28

Finding the Fourth Proportional to 22,614.60, 31,210.06 and 12,546.28

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Solution

The fourth proportional to 22,614.60, 31,210.06 and 12,546.28 is: 17,314.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,614.60 : 31,210.06 = 12,546.28 : x
  2. Step 2: Convert to fraction form
    22,614.60/31,210.06 = 12,546.28/x
  3. Step 3: Cross multiply
    22,614.60x = 31,210.06 × 12,546.28
  4. Step 4: Simplify right side
    22,614.60x = 391,570,182.75
  5. Step 5: Solve for x
    x = 391,570,182.75/22,614.60
  6. Step 6: Final answer
    x = 17,314.93

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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.