Home / 31,643.73-43,666.92-17,303.18

Finding the Fourth Proportional to 31,643.73, 43,666.92 and 17,303.18

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Solution

The fourth proportional to 31,643.73, 43,666.92 and 17,303.18 is: 23,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,643.73 : 43,666.92 = 17,303.18 : x
  2. Step 2: Convert to fraction form
    31,643.73/43,666.92 = 17,303.18/x
  3. Step 3: Cross multiply
    31,643.73x = 43,666.92 × 17,303.18
  4. Step 4: Simplify right side
    31,643.73x = 755,576,358.47
  5. Step 5: Solve for x
    x = 755,576,358.47/31,643.73
  6. Step 6: Final answer
    x = 23,877.60

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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.