Home / 18,419.36-27,637.20-9,652.19

Finding the Fourth Proportional to 18,419.36, 27,637.20 and 9,652.19

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Solution

The fourth proportional to 18,419.36, 27,637.20 and 9,652.19 is: 14,482.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,419.36 : 27,637.20 = 9,652.19 : x
  2. Step 2: Convert to fraction form
    18,419.36/27,637.20 = 9,652.19/x
  3. Step 3: Cross multiply
    18,419.36x = 27,637.20 × 9,652.19
  4. Step 4: Simplify right side
    18,419.36x = 266,759,367.28
  5. Step 5: Solve for x
    x = 266,759,367.28/18,419.36
  6. Step 6: Final answer
    x = 14,482.56

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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.