Home / 15,043.80-22,586.40-7,653.24

Finding the Fourth Proportional to 15,043.80, 22,586.40 and 7,653.24

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Solution

The fourth proportional to 15,043.80, 22,586.40 and 7,653.24 is: 11,490.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,043.80 : 22,586.40 = 7,653.24 : x
  2. Step 2: Convert to fraction form
    15,043.80/22,586.40 = 7,653.24/x
  3. Step 3: Cross multiply
    15,043.80x = 22,586.40 × 7,653.24
  4. Step 4: Simplify right side
    15,043.80x = 172,859,139.94
  5. Step 5: Solve for x
    x = 172,859,139.94/15,043.80
  6. Step 6: Final answer
    x = 11,490.39

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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.