Home / 50,275.49-75,422.96-19,108.31

Finding the Fourth Proportional to 50,275.49, 75,422.96 and 19,108.31

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Solution

The fourth proportional to 50,275.49, 75,422.96 and 19,108.31 is: 28,666.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,275.49 : 75,422.96 = 19,108.31 : x
  2. Step 2: Convert to fraction form
    50,275.49/75,422.96 = 19,108.31/x
  3. Step 3: Cross multiply
    50,275.49x = 75,422.96 × 19,108.31
  4. Step 4: Simplify right side
    50,275.49x = 1,441,205,537.13
  5. Step 5: Solve for x
    x = 1,441,205,537.13/50,275.49
  6. Step 6: Final answer
    x = 28,666.16

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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.