Home / 31,253.29-43,130.30-17,825.79

Finding the Fourth Proportional to 31,253.29, 43,130.30 and 17,825.79

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Solution

The fourth proportional to 31,253.29, 43,130.30 and 17,825.79 is: 24,600.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,253.29 : 43,130.30 = 17,825.79 : x
  2. Step 2: Convert to fraction form
    31,253.29/43,130.30 = 17,825.79/x
  3. Step 3: Cross multiply
    31,253.29x = 43,130.30 × 17,825.79
  4. Step 4: Simplify right side
    31,253.29x = 768,831,900.46
  5. Step 5: Solve for x
    x = 768,831,900.46/31,253.29
  6. Step 6: Final answer
    x = 24,600.03

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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.