Home / 15,997.14-22,049.55-10,690.02

Finding the Fourth Proportional to 15,997.14, 22,049.55 and 10,690.02

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Solution

The fourth proportional to 15,997.14, 22,049.55 and 10,690.02 is: 14,734.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,997.14 : 22,049.55 = 10,690.02 : x
  2. Step 2: Convert to fraction form
    15,997.14/22,049.55 = 10,690.02/x
  3. Step 3: Cross multiply
    15,997.14x = 22,049.55 × 10,690.02
  4. Step 4: Simplify right side
    15,997.14x = 235,710,130.49
  5. Step 5: Solve for x
    x = 235,710,130.49/15,997.14
  6. Step 6: Final answer
    x = 14,734.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.