Home / 17,925.18-26,870.49-11,335.02

Finding the Fourth Proportional to 17,925.18, 26,870.49 and 11,335.02

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Solution

The fourth proportional to 17,925.18, 26,870.49 and 11,335.02 is: 16,991.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,925.18 : 26,870.49 = 11,335.02 : x
  2. Step 2: Convert to fraction form
    17,925.18/26,870.49 = 11,335.02/x
  3. Step 3: Cross multiply
    17,925.18x = 26,870.49 × 11,335.02
  4. Step 4: Simplify right side
    17,925.18x = 304,577,541.56
  5. Step 5: Solve for x
    x = 304,577,541.56/17,925.18
  6. Step 6: Final answer
    x = 16,991.60

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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.