Home / 12,007.12-16,569.28-6,701.82

Finding the Fourth Proportional to 12,007.12, 16,569.28 and 6,701.82

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Solution

The fourth proportional to 12,007.12, 16,569.28 and 6,701.82 is: 9,248.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,007.12 : 16,569.28 = 6,701.82 : x
  2. Step 2: Convert to fraction form
    12,007.12/16,569.28 = 6,701.82/x
  3. Step 3: Cross multiply
    12,007.12x = 16,569.28 × 6,701.82
  4. Step 4: Simplify right side
    12,007.12x = 111,044,332.09
  5. Step 5: Solve for x
    x = 111,044,332.09/12,007.12
  6. Step 6: Final answer
    x = 9,248.21

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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.