Home / 15,169.40-22,726.36-10,999.08

Finding the Fourth Proportional to 15,169.40, 22,726.36 and 10,999.08

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Solution

The fourth proportional to 15,169.40, 22,726.36 and 10,999.08 is: 16,478.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,169.40 : 22,726.36 = 10,999.08 : x
  2. Step 2: Convert to fraction form
    15,169.40/22,726.36 = 10,999.08/x
  3. Step 3: Cross multiply
    15,169.40x = 22,726.36 × 10,999.08
  4. Step 4: Simplify right side
    15,169.40x = 249,969,051.75
  5. Step 5: Solve for x
    x = 249,969,051.75/15,169.40
  6. Step 6: Final answer
    x = 16,478.51

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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.