Home / 14,772.80-22,151.50-13,088.46

Finding the Fourth Proportional to 14,772.80, 22,151.50 and 13,088.46

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Solution

The fourth proportional to 14,772.80, 22,151.50 and 13,088.46 is: 19,625.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,772.80 : 22,151.50 = 13,088.46 : x
  2. Step 2: Convert to fraction form
    14,772.80/22,151.50 = 13,088.46/x
  3. Step 3: Cross multiply
    14,772.80x = 22,151.50 × 13,088.46
  4. Step 4: Simplify right side
    14,772.80x = 289,929,021.69
  5. Step 5: Solve for x
    x = 289,929,021.69/14,772.80
  6. Step 6: Final answer
    x = 19,625.87

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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.