Home / 57,482.35-79,339.58-38,363.11

Finding the Fourth Proportional to 57,482.35, 79,339.58 and 38,363.11

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Solution

The fourth proportional to 57,482.35, 79,339.58 and 38,363.11 is: 52,950.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,482.35 : 79,339.58 = 38,363.11 : x
  2. Step 2: Convert to fraction form
    57,482.35/79,339.58 = 38,363.11/x
  3. Step 3: Cross multiply
    57,482.35x = 79,339.58 × 38,363.11
  4. Step 4: Simplify right side
    57,482.35x = 3,043,713,034.89
  5. Step 5: Solve for x
    x = 3,043,713,034.89/57,482.35
  6. Step 6: Final answer
    x = 52,950.39

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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.