Home / 15,043.98-22,573.26-7,145.28

Finding the Fourth Proportional to 15,043.98, 22,573.26 and 7,145.28

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Solution

The fourth proportional to 15,043.98, 22,573.26 and 7,145.28 is: 10,721.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,043.98 : 22,573.26 = 7,145.28 : x
  2. Step 2: Convert to fraction form
    15,043.98/22,573.26 = 7,145.28/x
  3. Step 3: Cross multiply
    15,043.98x = 22,573.26 × 7,145.28
  4. Step 4: Simplify right side
    15,043.98x = 161,292,263.21
  5. Step 5: Solve for x
    x = 161,292,263.21/15,043.98
  6. Step 6: Final answer
    x = 10,721.38

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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.