Home / 23,901.66-32,982.93-13,290.66

Finding the Fourth Proportional to 23,901.66, 32,982.93 and 13,290.66

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Solution

The fourth proportional to 23,901.66, 32,982.93 and 13,290.66 is: 18,340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,901.66 : 32,982.93 = 13,290.66 : x
  2. Step 2: Convert to fraction form
    23,901.66/32,982.93 = 13,290.66/x
  3. Step 3: Cross multiply
    23,901.66x = 32,982.93 × 13,290.66
  4. Step 4: Simplify right side
    23,901.66x = 438,364,908.43
  5. Step 5: Solve for x
    x = 438,364,908.43/23,901.66
  6. Step 6: Final answer
    x = 18,340.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.