Home / 32,731.50-45,170.43-17,828.46

Finding the Fourth Proportional to 32,731.50, 45,170.43 and 17,828.46

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Solution

The fourth proportional to 32,731.50, 45,170.43 and 17,828.46 is: 24,603.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,731.50 : 45,170.43 = 17,828.46 : x
  2. Step 2: Convert to fraction form
    32,731.50/45,170.43 = 17,828.46/x
  3. Step 3: Cross multiply
    32,731.50x = 45,170.43 × 17,828.46
  4. Step 4: Simplify right side
    32,731.50x = 805,319,204.44
  5. Step 5: Solve for x
    x = 805,319,204.44/32,731.50
  6. Step 6: Final answer
    x = 24,603.80

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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.