Home / 11,501.48-17,266.80-9,781.04

Finding the Fourth Proportional to 11,501.48, 17,266.80 and 9,781.04

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Solution

The fourth proportional to 11,501.48, 17,266.80 and 9,781.04 is: 14,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,501.48 : 17,266.80 = 9,781.04 : x
  2. Step 2: Convert to fraction form
    11,501.48/17,266.80 = 9,781.04/x
  3. Step 3: Cross multiply
    11,501.48x = 17,266.80 × 9,781.04
  4. Step 4: Simplify right side
    11,501.48x = 168,887,261.47
  5. Step 5: Solve for x
    x = 168,887,261.47/11,501.48
  6. Step 6: Final answer
    x = 14,683.96

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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.