Home / 12,277.14-18,421.17-4,484.13

Finding the Fourth Proportional to 12,277.14, 18,421.17 and 4,484.13

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Solution

The fourth proportional to 12,277.14, 18,421.17 and 4,484.13 is: 6,728.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,277.14 : 18,421.17 = 4,484.13 : x
  2. Step 2: Convert to fraction form
    12,277.14/18,421.17 = 4,484.13/x
  3. Step 3: Cross multiply
    12,277.14x = 18,421.17 × 4,484.13
  4. Step 4: Simplify right side
    12,277.14x = 82,602,921.03
  5. Step 5: Solve for x
    x = 82,602,921.03/12,277.14
  6. Step 6: Final answer
    x = 6,728.19

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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.