Home / 25,047.52-34,566.40-13,869.44

Finding the Fourth Proportional to 25,047.52, 34,566.40 and 13,869.44

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Solution

The fourth proportional to 25,047.52, 34,566.40 and 13,869.44 is: 19,140.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,047.52 : 34,566.40 = 13,869.44 : x
  2. Step 2: Convert to fraction form
    25,047.52/34,566.40 = 13,869.44/x
  3. Step 3: Cross multiply
    25,047.52x = 34,566.40 × 13,869.44
  4. Step 4: Simplify right side
    25,047.52x = 479,416,610.82
  5. Step 5: Solve for x
    x = 479,416,610.82/25,047.52
  6. Step 6: Final answer
    x = 19,140.28

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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.