Home / 42,056.79-63,082.71-15,759.33

Finding the Fourth Proportional to 42,056.79, 63,082.71 and 15,759.33

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Solution

The fourth proportional to 42,056.79, 63,082.71 and 15,759.33 is: 23,638.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,056.79 : 63,082.71 = 15,759.33 : x
  2. Step 2: Convert to fraction form
    42,056.79/63,082.71 = 15,759.33/x
  3. Step 3: Cross multiply
    42,056.79x = 63,082.71 × 15,759.33
  4. Step 4: Simplify right side
    42,056.79x = 994,141,244.18
  5. Step 5: Solve for x
    x = 994,141,244.18/42,056.79
  6. Step 6: Final answer
    x = 23,638.07

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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.