Home / 42,879.04-59,185.92-26,120.32

Finding the Fourth Proportional to 42,879.04, 59,185.92 and 26,120.32

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Solution

The fourth proportional to 42,879.04, 59,185.92 and 26,120.32 is: 36,053.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,879.04 : 59,185.92 = 26,120.32 : x
  2. Step 2: Convert to fraction form
    42,879.04/59,185.92 = 26,120.32/x
  3. Step 3: Cross multiply
    42,879.04x = 59,185.92 × 26,120.32
  4. Step 4: Simplify right side
    42,879.04x = 1,545,955,169.89
  5. Step 5: Solve for x
    x = 1,545,955,169.89/42,879.04
  6. Step 6: Final answer
    x = 36,053.87

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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.