Home / 17,412.90-26,127.45-9,102.30

Finding the Fourth Proportional to 17,412.90, 26,127.45 and 9,102.30

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Solution

The fourth proportional to 17,412.90, 26,127.45 and 9,102.30 is: 13,657.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,412.90 : 26,127.45 = 9,102.30 : x
  2. Step 2: Convert to fraction form
    17,412.90/26,127.45 = 9,102.30/x
  3. Step 3: Cross multiply
    17,412.90x = 26,127.45 × 9,102.30
  4. Step 4: Simplify right side
    17,412.90x = 237,819,888.14
  5. Step 5: Solve for x
    x = 237,819,888.14/17,412.90
  6. Step 6: Final answer
    x = 13,657.68

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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.