Home / 15,966.14-22,046.20-10,303.70

Finding the Fourth Proportional to 15,966.14, 22,046.20 and 10,303.70

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Solution

The fourth proportional to 15,966.14, 22,046.20 and 10,303.70 is: 14,227.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,966.14 : 22,046.20 = 10,303.70 : x
  2. Step 2: Convert to fraction form
    15,966.14/22,046.20 = 10,303.70/x
  3. Step 3: Cross multiply
    15,966.14x = 22,046.20 × 10,303.70
  4. Step 4: Simplify right side
    15,966.14x = 227,157,430.94
  5. Step 5: Solve for x
    x = 227,157,430.94/15,966.14
  6. Step 6: Final answer
    x = 14,227.45

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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.