Home / 14,970.96-22,456.38-11,686.80

Finding the Fourth Proportional to 14,970.96, 22,456.38 and 11,686.80

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Solution

The fourth proportional to 14,970.96, 22,456.38 and 11,686.80 is: 17,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970.96 : 22,456.38 = 11,686.80 : x
  2. Step 2: Convert to fraction form
    14,970.96/22,456.38 = 11,686.80/x
  3. Step 3: Cross multiply
    14,970.96x = 22,456.38 × 11,686.80
  4. Step 4: Simplify right side
    14,970.96x = 262,443,221.78
  5. Step 5: Solve for x
    x = 262,443,221.78/14,970.96
  6. Step 6: Final answer
    x = 17,530.15

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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.