Home / 24,138.80-33,312.48-14,700.68

Finding the Fourth Proportional to 24,138.80, 33,312.48 and 14,700.68

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Solution

The fourth proportional to 24,138.80, 33,312.48 and 14,700.68 is: 20,287.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,138.80 : 33,312.48 = 14,700.68 : x
  2. Step 2: Convert to fraction form
    24,138.80/33,312.48 = 14,700.68/x
  3. Step 3: Cross multiply
    24,138.80x = 33,312.48 × 14,700.68
  4. Step 4: Simplify right side
    24,138.80x = 489,716,108.49
  5. Step 5: Solve for x
    x = 489,716,108.49/24,138.80
  6. Step 6: Final answer
    x = 20,287.51

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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.