Home / 15,032.45-22,548.06-3,938.90

Finding the Fourth Proportional to 15,032.45, 22,548.06 and 3,938.90

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Solution

The fourth proportional to 15,032.45, 22,548.06 and 3,938.90 is: 5,908.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,032.45 : 22,548.06 = 3,938.90 : x
  2. Step 2: Convert to fraction form
    15,032.45/22,548.06 = 3,938.90/x
  3. Step 3: Cross multiply
    15,032.45x = 22,548.06 × 3,938.90
  4. Step 4: Simplify right side
    15,032.45x = 88,814,440.79
  5. Step 5: Solve for x
    x = 88,814,440.79/15,032.45
  6. Step 6: Final answer
    x = 5,908.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.