Home / 31,701.02-43,749.89-17,555.18

Finding the Fourth Proportional to 31,701.02, 43,749.89 and 17,555.18

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Solution

The fourth proportional to 31,701.02, 43,749.89 and 17,555.18 is: 24,227.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,701.02 : 43,749.89 = 17,555.18 : x
  2. Step 2: Convert to fraction form
    31,701.02/43,749.89 = 17,555.18/x
  3. Step 3: Cross multiply
    31,701.02x = 43,749.89 × 17,555.18
  4. Step 4: Simplify right side
    31,701.02x = 768,037,193.93
  5. Step 5: Solve for x
    x = 768,037,193.93/31,701.02
  6. Step 6: Final answer
    x = 24,227.52

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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.