Home / 17,918.93-24,722.35-9,959.62

Finding the Fourth Proportional to 17,918.93, 24,722.35 and 9,959.62

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Solution

The fourth proportional to 17,918.93, 24,722.35 and 9,959.62 is: 13,741.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918.93 : 24,722.35 = 9,959.62 : x
  2. Step 2: Convert to fraction form
    17,918.93/24,722.35 = 9,959.62/x
  3. Step 3: Cross multiply
    17,918.93x = 24,722.35 × 9,959.62
  4. Step 4: Simplify right side
    17,918.93x = 246,225,161.71
  5. Step 5: Solve for x
    x = 246,225,161.71/17,918.93
  6. Step 6: Final answer
    x = 13,741.06

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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.