Home / 17,988.15-26,933.81-11,732.66

Finding the Fourth Proportional to 17,988.15, 26,933.81 and 11,732.66

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Solution

The fourth proportional to 17,988.15, 26,933.81 and 11,732.66 is: 17,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988.15 : 26,933.81 = 11,732.66 : x
  2. Step 2: Convert to fraction form
    17,988.15/26,933.81 = 11,732.66/x
  3. Step 3: Cross multiply
    17,988.15x = 26,933.81 × 11,732.66
  4. Step 4: Simplify right side
    17,988.15x = 316,005,041.90
  5. Step 5: Solve for x
    x = 316,005,041.90/17,988.15
  6. Step 6: Final answer
    x = 17,567.40

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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.