Home / 14,302.19-19,732.95-8,251.95

Finding the Fourth Proportional to 14,302.19, 19,732.95 and 8,251.95

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Solution

The fourth proportional to 14,302.19, 19,732.95 and 8,251.95 is: 11,385.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.19 : 19,732.95 = 8,251.95 : x
  2. Step 2: Convert to fraction form
    14,302.19/19,732.95 = 8,251.95/x
  3. Step 3: Cross multiply
    14,302.19x = 19,732.95 × 8,251.95
  4. Step 4: Simplify right side
    14,302.19x = 162,835,359.81
  5. Step 5: Solve for x
    x = 162,835,359.81/14,302.19
  6. Step 6: Final answer
    x = 11,385.34

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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.