Home / 16,219.98-22,386.78-10,248.66

Finding the Fourth Proportional to 16,219.98, 22,386.78 and 10,248.66

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Solution

The fourth proportional to 16,219.98, 22,386.78 and 10,248.66 is: 14,145.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,219.98 : 22,386.78 = 10,248.66 : x
  2. Step 2: Convert to fraction form
    16,219.98/22,386.78 = 10,248.66/x
  3. Step 3: Cross multiply
    16,219.98x = 22,386.78 × 10,248.66
  4. Step 4: Simplify right side
    16,219.98x = 229,434,496.71
  5. Step 5: Solve for x
    x = 229,434,496.71/16,219.98
  6. Step 6: Final answer
    x = 14,145.18

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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.