Home / 15,043.76-22,406.56-14,253.20

Finding the Fourth Proportional to 15,043.76, 22,406.56 and 14,253.20

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Solution

The fourth proportional to 15,043.76, 22,406.56 and 14,253.20 is: 21,229.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,043.76 : 22,406.56 = 14,253.20 : x
  2. Step 2: Convert to fraction form
    15,043.76/22,406.56 = 14,253.20/x
  3. Step 3: Cross multiply
    15,043.76x = 22,406.56 × 14,253.20
  4. Step 4: Simplify right side
    15,043.76x = 319,365,180.99
  5. Step 5: Solve for x
    x = 319,365,180.99/15,043.76
  6. Step 6: Final answer
    x = 21,229.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.