Home / 31,207.32-42,995.28-23,664.60

Finding the Fourth Proportional to 31,207.32, 42,995.28 and 23,664.60

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Solution

The fourth proportional to 31,207.32, 42,995.28 and 23,664.60 is: 32,603.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,207.32 : 42,995.28 = 23,664.60 : x
  2. Step 2: Convert to fraction form
    31,207.32/42,995.28 = 23,664.60/x
  3. Step 3: Cross multiply
    31,207.32x = 42,995.28 × 23,664.60
  4. Step 4: Simplify right side
    31,207.32x = 1,017,466,103.09
  5. Step 5: Solve for x
    x = 1,017,466,103.09/31,207.32
  6. Step 6: Final answer
    x = 32,603.44

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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.