Home / 15,758.40-23,637.62-9,105.03

Finding the Fourth Proportional to 15,758.40, 23,637.62 and 9,105.03

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Solution

The fourth proportional to 15,758.40, 23,637.62 and 9,105.03 is: 13,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,758.40 : 23,637.62 = 9,105.03 : x
  2. Step 2: Convert to fraction form
    15,758.40/23,637.62 = 9,105.03/x
  3. Step 3: Cross multiply
    15,758.40x = 23,637.62 × 9,105.03
  4. Step 4: Simplify right side
    15,758.40x = 215,221,261.99
  5. Step 5: Solve for x
    x = 215,221,261.99/15,758.40
  6. Step 6: Final answer
    x = 13,657.55

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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.