Home / 54,332.26-81,482.56-21,044.90

Finding the Fourth Proportional to 54,332.26, 81,482.56 and 21,044.90

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Solution

The fourth proportional to 54,332.26, 81,482.56 and 21,044.90 is: 31,561.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,332.26 : 81,482.56 = 21,044.90 : x
  2. Step 2: Convert to fraction form
    54,332.26/81,482.56 = 21,044.90/x
  3. Step 3: Cross multiply
    54,332.26x = 81,482.56 × 21,044.90
  4. Step 4: Simplify right side
    54,332.26x = 1,714,792,326.94
  5. Step 5: Solve for x
    x = 1,714,792,326.94/54,332.26
  6. Step 6: Final answer
    x = 31,561.22

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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.