Home / 17,218.61-23,763.39-10,508.72

Finding the Fourth Proportional to 17,218.61, 23,763.39 and 10,508.72

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Solution

The fourth proportional to 17,218.61, 23,763.39 and 10,508.72 is: 14,503.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218.61 : 23,763.39 = 10,508.72 : x
  2. Step 2: Convert to fraction form
    17,218.61/23,763.39 = 10,508.72/x
  3. Step 3: Cross multiply
    17,218.61x = 23,763.39 × 10,508.72
  4. Step 4: Simplify right side
    17,218.61x = 249,722,811.76
  5. Step 5: Solve for x
    x = 249,722,811.76/17,218.61
  6. Step 6: Final answer
    x = 14,503.08

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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.