Home / 12,501.12-17,251.02-6,835.62

Finding the Fourth Proportional to 12,501.12, 17,251.02 and 6,835.62

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Solution

The fourth proportional to 12,501.12, 17,251.02 and 6,835.62 is: 9,432.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.12 : 17,251.02 = 6,835.62 : x
  2. Step 2: Convert to fraction form
    12,501.12/17,251.02 = 6,835.62/x
  3. Step 3: Cross multiply
    12,501.12x = 17,251.02 × 6,835.62
  4. Step 4: Simplify right side
    12,501.12x = 117,921,417.33
  5. Step 5: Solve for x
    x = 117,921,417.33/12,501.12
  6. Step 6: Final answer
    x = 9,432.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.