Home / 18,165.09-27,248.15-5,017.46

Finding the Fourth Proportional to 18,165.09, 27,248.15 and 5,017.46

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Solution

The fourth proportional to 18,165.09, 27,248.15 and 5,017.46 is: 7,526.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,165.09 : 27,248.15 = 5,017.46 : x
  2. Step 2: Convert to fraction form
    18,165.09/27,248.15 = 5,017.46/x
  3. Step 3: Cross multiply
    18,165.09x = 27,248.15 × 5,017.46
  4. Step 4: Simplify right side
    18,165.09x = 136,716,583.36
  5. Step 5: Solve for x
    x = 136,716,583.36/18,165.09
  6. Step 6: Final answer
    x = 7,526.34

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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.