Home / 34,242.38-47,254.37-19,135.05

Finding the Fourth Proportional to 34,242.38, 47,254.37 and 19,135.05

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Solution

The fourth proportional to 34,242.38, 47,254.37 and 19,135.05 is: 26,406.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,242.38 : 47,254.37 = 19,135.05 : x
  2. Step 2: Convert to fraction form
    34,242.38/47,254.37 = 19,135.05/x
  3. Step 3: Cross multiply
    34,242.38x = 47,254.37 × 19,135.05
  4. Step 4: Simplify right side
    34,242.38x = 904,214,732.67
  5. Step 5: Solve for x
    x = 904,214,732.67/34,242.38
  6. Step 6: Final answer
    x = 26,406.31

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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.