Home / 50,326.10-75,488.88-12,886.10

Finding the Fourth Proportional to 50,326.10, 75,488.88 and 12,886.10

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Solution

The fourth proportional to 50,326.10, 75,488.88 and 12,886.10 is: 19,329.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,326.10 : 75,488.88 = 12,886.10 : x
  2. Step 2: Convert to fraction form
    50,326.10/75,488.88 = 12,886.10/x
  3. Step 3: Cross multiply
    50,326.10x = 75,488.88 × 12,886.10
  4. Step 4: Simplify right side
    50,326.10x = 972,757,256.57
  5. Step 5: Solve for x
    x = 972,757,256.57/50,326.10
  6. Step 6: Final answer
    x = 19,329.08

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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.