Home / 15,272.79-22,909.80-7,265.64

Finding the Fourth Proportional to 15,272.79, 22,909.80 and 7,265.64

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Solution

The fourth proportional to 15,272.79, 22,909.80 and 7,265.64 is: 10,898.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,272.79 : 22,909.80 = 7,265.64 : x
  2. Step 2: Convert to fraction form
    15,272.79/22,909.80 = 7,265.64/x
  3. Step 3: Cross multiply
    15,272.79x = 22,909.80 × 7,265.64
  4. Step 4: Simplify right side
    15,272.79x = 166,454,322.94
  5. Step 5: Solve for x
    x = 166,454,322.94/15,272.79
  6. Step 6: Final answer
    x = 10,898.75

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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.