Home / 14,132.67-19,506.52-8,470.77

Finding the Fourth Proportional to 14,132.67, 19,506.52 and 8,470.77

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Solution

The fourth proportional to 14,132.67, 19,506.52 and 8,470.77 is: 11,691.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.67 : 19,506.52 = 8,470.77 : x
  2. Step 2: Convert to fraction form
    14,132.67/19,506.52 = 8,470.77/x
  3. Step 3: Cross multiply
    14,132.67x = 19,506.52 × 8,470.77
  4. Step 4: Simplify right side
    14,132.67x = 165,235,146.89
  5. Step 5: Solve for x
    x = 165,235,146.89/14,132.67
  6. Step 6: Final answer
    x = 11,691.72

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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.