Home / 31,822.47-43,915.28-17,675.55

Finding the Fourth Proportional to 31,822.47, 43,915.28 and 17,675.55

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Solution

The fourth proportional to 31,822.47, 43,915.28 and 17,675.55 is: 24,392.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,822.47 : 43,915.28 = 17,675.55 : x
  2. Step 2: Convert to fraction form
    31,822.47/43,915.28 = 17,675.55/x
  3. Step 3: Cross multiply
    31,822.47x = 43,915.28 × 17,675.55
  4. Step 4: Simplify right side
    31,822.47x = 776,226,639.03
  5. Step 5: Solve for x
    x = 776,226,639.03/31,822.47
  6. Step 6: Final answer
    x = 24,392.41

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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.