Home / 35,023.05-48,331.89-19,915.34

Finding the Fourth Proportional to 35,023.05, 48,331.89 and 19,915.34

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Solution

The fourth proportional to 35,023.05, 48,331.89 and 19,915.34 is: 27,483.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,023.05 : 48,331.89 = 19,915.34 : x
  2. Step 2: Convert to fraction form
    35,023.05/48,331.89 = 19,915.34/x
  3. Step 3: Cross multiply
    35,023.05x = 48,331.89 × 19,915.34
  4. Step 4: Simplify right side
    35,023.05x = 962,545,780.53
  5. Step 5: Solve for x
    x = 962,545,780.53/35,023.05
  6. Step 6: Final answer
    x = 27,483.21

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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.