Home / 13,306.15-19,959.31-5,908.60

Finding the Fourth Proportional to 13,306.15, 19,959.31 and 5,908.60

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Solution

The fourth proportional to 13,306.15, 19,959.31 and 5,908.60 is: 8,862.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306.15 : 19,959.31 = 5,908.60 : x
  2. Step 2: Convert to fraction form
    13,306.15/19,959.31 = 5,908.60/x
  3. Step 3: Cross multiply
    13,306.15x = 19,959.31 × 5,908.60
  4. Step 4: Simplify right side
    13,306.15x = 117,931,479.27
  5. Step 5: Solve for x
    x = 117,931,479.27/13,306.15
  6. Step 6: Final answer
    x = 8,862.93

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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.