Home / 12,124.27-16,693.45-11,017.14

Finding the Fourth Proportional to 12,124.27, 16,693.45 and 11,017.14

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Solution

The fourth proportional to 12,124.27, 16,693.45 and 11,017.14 is: 15,169.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,124.27 : 16,693.45 = 11,017.14 : x
  2. Step 2: Convert to fraction form
    12,124.27/16,693.45 = 11,017.14/x
  3. Step 3: Cross multiply
    12,124.27x = 16,693.45 × 11,017.14
  4. Step 4: Simplify right side
    12,124.27x = 183,914,075.73
  5. Step 5: Solve for x
    x = 183,914,075.73/12,124.27
  6. Step 6: Final answer
    x = 15,169.08

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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.