Home / 15,141.30-22,712.91-4,753.46

Finding the Fourth Proportional to 15,141.30, 22,712.91 and 4,753.46

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Solution

The fourth proportional to 15,141.30, 22,712.91 and 4,753.46 is: 7,130.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141.30 : 22,712.91 = 4,753.46 : x
  2. Step 2: Convert to fraction form
    15,141.30/22,712.91 = 4,753.46/x
  3. Step 3: Cross multiply
    15,141.30x = 22,712.91 × 4,753.46
  4. Step 4: Simplify right side
    15,141.30x = 107,964,771.84
  5. Step 5: Solve for x
    x = 107,964,771.84/15,141.30
  6. Step 6: Final answer
    x = 7,130.48

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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.