Home / 15,119.90-22,685.97-5,266.08

Finding the Fourth Proportional to 15,119.90, 22,685.97 and 5,266.08

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Solution

The fourth proportional to 15,119.90, 22,685.97 and 5,266.08 is: 7,901.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119.90 : 22,685.97 = 5,266.08 : x
  2. Step 2: Convert to fraction form
    15,119.90/22,685.97 = 5,266.08/x
  3. Step 3: Cross multiply
    15,119.90x = 22,685.97 × 5,266.08
  4. Step 4: Simplify right side
    15,119.90x = 119,466,152.65
  5. Step 5: Solve for x
    x = 119,466,152.65/15,119.90
  6. Step 6: Final answer
    x = 7,901.25

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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.