Home / 25,644.52-35,390.28-14,888.56

Finding the Fourth Proportional to 25,644.52, 35,390.28 and 14,888.56

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Solution

The fourth proportional to 25,644.52, 35,390.28 and 14,888.56 is: 20,546.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,644.52 : 35,390.28 = 14,888.56 : x
  2. Step 2: Convert to fraction form
    25,644.52/35,390.28 = 14,888.56/x
  3. Step 3: Cross multiply
    25,644.52x = 35,390.28 × 14,888.56
  4. Step 4: Simplify right side
    25,644.52x = 526,910,307.20
  5. Step 5: Solve for x
    x = 526,910,307.20/25,644.52
  6. Step 6: Final answer
    x = 20,546.70

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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.