Home / 31,701.66-43,748.35-17,166.01

Finding the Fourth Proportional to 31,701.66, 43,748.35 and 17,166.01

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Solution

The fourth proportional to 31,701.66, 43,748.35 and 17,166.01 is: 23,689.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,701.66 : 43,748.35 = 17,166.01 : x
  2. Step 2: Convert to fraction form
    31,701.66/43,748.35 = 17,166.01/x
  3. Step 3: Cross multiply
    31,701.66x = 43,748.35 × 17,166.01
  4. Step 4: Simplify right side
    31,701.66x = 750,984,461.30
  5. Step 5: Solve for x
    x = 750,984,461.30/31,701.66
  6. Step 6: Final answer
    x = 23,689.12

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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.