Home / 42,145.02-58,163.40-23,285.52

Finding the Fourth Proportional to 42,145.02, 58,163.40 and 23,285.52

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Solution

The fourth proportional to 42,145.02, 58,163.40 and 23,285.52 is: 32,135.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,145.02 : 58,163.40 = 23,285.52 : x
  2. Step 2: Convert to fraction form
    42,145.02/58,163.40 = 23,285.52/x
  3. Step 3: Cross multiply
    42,145.02x = 58,163.40 × 23,285.52
  4. Step 4: Simplify right side
    42,145.02x = 1,354,365,013.97
  5. Step 5: Solve for x
    x = 1,354,365,013.97/42,145.02
  6. Step 6: Final answer
    x = 32,135.83

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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.