Home / 15,871.29-23,808.95-5,336.79

Finding the Fourth Proportional to 15,871.29, 23,808.95 and 5,336.79

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Solution

The fourth proportional to 15,871.29, 23,808.95 and 5,336.79 is: 8,005.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,871.29 : 23,808.95 = 5,336.79 : x
  2. Step 2: Convert to fraction form
    15,871.29/23,808.95 = 5,336.79/x
  3. Step 3: Cross multiply
    15,871.29x = 23,808.95 × 5,336.79
  4. Step 4: Simplify right side
    15,871.29x = 127,063,366.27
  5. Step 5: Solve for x
    x = 127,063,366.27/15,871.29
  6. Step 6: Final answer
    x = 8,005.86

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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.