Home / 15,317.30-22,955.51-8,186.93

Finding the Fourth Proportional to 15,317.30, 22,955.51 and 8,186.93

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Solution

The fourth proportional to 15,317.30, 22,955.51 and 8,186.93 is: 12,269.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,317.30 : 22,955.51 = 8,186.93 : x
  2. Step 2: Convert to fraction form
    15,317.30/22,955.51 = 8,186.93/x
  3. Step 3: Cross multiply
    15,317.30x = 22,955.51 × 8,186.93
  4. Step 4: Simplify right side
    15,317.30x = 187,935,112.55
  5. Step 5: Solve for x
    x = 187,935,112.55/15,317.30
  6. Step 6: Final answer
    x = 12,269.47

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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.