Home / 22,752.40-34,128.60-14,918.80

Finding the Fourth Proportional to 22,752.40, 34,128.60 and 14,918.80

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Solution

The fourth proportional to 22,752.40, 34,128.60 and 14,918.80 is: 22,378.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,752.40 : 34,128.60 = 14,918.80 : x
  2. Step 2: Convert to fraction form
    22,752.40/34,128.60 = 14,918.80/x
  3. Step 3: Cross multiply
    22,752.40x = 34,128.60 × 14,918.80
  4. Step 4: Simplify right side
    22,752.40x = 509,157,757.68
  5. Step 5: Solve for x
    x = 509,157,757.68/22,752.40
  6. Step 6: Final answer
    x = 22,378.20

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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.