Home / 17,689.50-26,503.08-9,351.18

Finding the Fourth Proportional to 17,689.50, 26,503.08 and 9,351.18

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Solution

The fourth proportional to 17,689.50, 26,503.08 and 9,351.18 is: 14,010.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,689.50 : 26,503.08 = 9,351.18 : x
  2. Step 2: Convert to fraction form
    17,689.50/26,503.08 = 9,351.18/x
  3. Step 3: Cross multiply
    17,689.50x = 26,503.08 × 9,351.18
  4. Step 4: Simplify right side
    17,689.50x = 247,835,071.63
  5. Step 5: Solve for x
    x = 247,835,071.63/17,689.50
  6. Step 6: Final answer
    x = 14,010.29

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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.