Home / 31,710.02-43,762.32-17,564.18

Finding the Fourth Proportional to 31,710.02, 43,762.32 and 17,564.18

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Solution

The fourth proportional to 31,710.02, 43,762.32 and 17,564.18 is: 24,239.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,710.02 : 43,762.32 = 17,564.18 : x
  2. Step 2: Convert to fraction form
    31,710.02/43,762.32 = 17,564.18/x
  3. Step 3: Cross multiply
    31,710.02x = 43,762.32 × 17,564.18
  4. Step 4: Simplify right side
    31,710.02x = 768,649,265.70
  5. Step 5: Solve for x
    x = 768,649,265.70/31,710.02
  6. Step 6: Final answer
    x = 24,239.95

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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.