Home / 14,332.02-19,742.88-12,200.68

Finding the Fourth Proportional to 14,332.02, 19,742.88 and 12,200.68

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Solution

The fourth proportional to 14,332.02, 19,742.88 and 12,200.68 is: 16,806.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,332.02 : 19,742.88 = 12,200.68 : x
  2. Step 2: Convert to fraction form
    14,332.02/19,742.88 = 12,200.68/x
  3. Step 3: Cross multiply
    14,332.02x = 19,742.88 × 12,200.68
  4. Step 4: Simplify right side
    14,332.02x = 240,876,561.16
  5. Step 5: Solve for x
    x = 240,876,561.16/14,332.02
  6. Step 6: Final answer
    x = 16,806.88

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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.