Home / 16,079.20-24,143.04-13,130.80

Finding the Fourth Proportional to 16,079.20, 24,143.04 and 13,130.80

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Solution

The fourth proportional to 16,079.20, 24,143.04 and 13,130.80 is: 19,716.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,079.20 : 24,143.04 = 13,130.80 : x
  2. Step 2: Convert to fraction form
    16,079.20/24,143.04 = 13,130.80/x
  3. Step 3: Cross multiply
    16,079.20x = 24,143.04 × 13,130.80
  4. Step 4: Simplify right side
    16,079.20x = 317,017,429.63
  5. Step 5: Solve for x
    x = 317,017,429.63/16,079.20
  6. Step 6: Final answer
    x = 19,716.00

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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.