Home / 13,842.70-19,095.65-9,367.95

Finding the Fourth Proportional to 13,842.70, 19,095.65 and 9,367.95

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Solution

The fourth proportional to 13,842.70, 19,095.65 and 9,367.95 is: 12,922.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842.70 : 19,095.65 = 9,367.95 : x
  2. Step 2: Convert to fraction form
    13,842.70/19,095.65 = 9,367.95/x
  3. Step 3: Cross multiply
    13,842.70x = 19,095.65 × 9,367.95
  4. Step 4: Simplify right side
    13,842.70x = 178,887,154.32
  5. Step 5: Solve for x
    x = 178,887,154.32/13,842.70
  6. Step 6: Final answer
    x = 12,922.85

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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.