Home / 14,754.28-22,113.18-12,659.56

Finding the Fourth Proportional to 14,754.28, 22,113.18 and 12,659.56

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Solution

The fourth proportional to 14,754.28, 22,113.18 and 12,659.56 is: 18,973.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.28 : 22,113.18 = 12,659.56 : x
  2. Step 2: Convert to fraction form
    14,754.28/22,113.18 = 12,659.56/x
  3. Step 3: Cross multiply
    14,754.28x = 22,113.18 × 12,659.56
  4. Step 4: Simplify right side
    14,754.28x = 279,943,129.00
  5. Step 5: Solve for x
    x = 279,943,129.00/14,754.28
  6. Step 6: Final answer
    x = 18,973.69

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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.