Home / 42,004.95-62,999.82-18,299.22

Finding the Fourth Proportional to 42,004.95, 62,999.82 and 18,299.22

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Solution

The fourth proportional to 42,004.95, 62,999.82 and 18,299.22 is: 27,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,004.95 : 62,999.82 = 18,299.22 : x
  2. Step 2: Convert to fraction form
    42,004.95/62,999.82 = 18,299.22/x
  3. Step 3: Cross multiply
    42,004.95x = 62,999.82 × 18,299.22
  4. Step 4: Simplify right side
    42,004.95x = 1,152,847,566.14
  5. Step 5: Solve for x
    x = 1,152,847,566.14/42,004.95
  6. Step 6: Final answer
    x = 27,445.52

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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.