Home / 42,040.78-63,059.34-10,450.17

Finding the Fourth Proportional to 42,040.78, 63,059.34 and 10,450.17

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Solution

The fourth proportional to 42,040.78, 63,059.34 and 10,450.17 is: 15,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,040.78 : 63,059.34 = 10,450.17 : x
  2. Step 2: Convert to fraction form
    42,040.78/63,059.34 = 10,450.17/x
  3. Step 3: Cross multiply
    42,040.78x = 63,059.34 × 10,450.17
  4. Step 4: Simplify right side
    42,040.78x = 658,980,862.28
  5. Step 5: Solve for x
    x = 658,980,862.28/42,040.78
  6. Step 6: Final answer
    x = 15,674.80

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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.