Home / 17,867.01-24,657.95-9,911.80

Finding the Fourth Proportional to 17,867.01, 24,657.95 and 9,911.80

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Solution

The fourth proportional to 17,867.01, 24,657.95 and 9,911.80 is: 13,679.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867.01 : 24,657.95 = 9,911.80 : x
  2. Step 2: Convert to fraction form
    17,867.01/24,657.95 = 9,911.80/x
  3. Step 3: Cross multiply
    17,867.01x = 24,657.95 × 9,911.80
  4. Step 4: Simplify right side
    17,867.01x = 244,404,668.81
  5. Step 5: Solve for x
    x = 244,404,668.81/17,867.01
  6. Step 6: Final answer
    x = 13,679.10

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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.