Home / 15,791.85-23,682.64-5,259.04

Finding the Fourth Proportional to 15,791.85, 23,682.64 and 5,259.04

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Solution

The fourth proportional to 15,791.85, 23,682.64 and 5,259.04 is: 7,886.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,791.85 : 23,682.64 = 5,259.04 : x
  2. Step 2: Convert to fraction form
    15,791.85/23,682.64 = 5,259.04/x
  3. Step 3: Cross multiply
    15,791.85x = 23,682.64 × 5,259.04
  4. Step 4: Simplify right side
    15,791.85x = 124,547,951.07
  5. Step 5: Solve for x
    x = 124,547,951.07/15,791.85
  6. Step 6: Final answer
    x = 7,886.85

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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.