Home / 15,267.80-22,901.70-11,525.60

Finding the Fourth Proportional to 15,267.80, 22,901.70 and 11,525.60

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Solution

The fourth proportional to 15,267.80, 22,901.70 and 11,525.60 is: 17,288.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,267.80 : 22,901.70 = 11,525.60 : x
  2. Step 2: Convert to fraction form
    15,267.80/22,901.70 = 11,525.60/x
  3. Step 3: Cross multiply
    15,267.80x = 22,901.70 × 11,525.60
  4. Step 4: Simplify right side
    15,267.80x = 263,955,833.52
  5. Step 5: Solve for x
    x = 263,955,833.52/15,267.80
  6. Step 6: Final answer
    x = 17,288.40

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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.