Home / 35,023.28-48,331.89-19,915.94

Finding the Fourth Proportional to 35,023.28, 48,331.89 and 19,915.94

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Solution

The fourth proportional to 35,023.28, 48,331.89 and 19,915.94 is: 27,483.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,023.28 : 48,331.89 = 19,915.94 : x
  2. Step 2: Convert to fraction form
    35,023.28/48,331.89 = 19,915.94/x
  3. Step 3: Cross multiply
    35,023.28x = 48,331.89 × 19,915.94
  4. Step 4: Simplify right side
    35,023.28x = 962,575,142.16
  5. Step 5: Solve for x
    x = 962,575,142.16/35,023.28
  6. Step 6: Final answer
    x = 27,483.87

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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.