Home / 36,316.43-54,441.80-12,937.40

Finding the Fourth Proportional to 36,316.43, 54,441.80 and 12,937.40

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Solution

The fourth proportional to 36,316.43, 54,441.80 and 12,937.40 is: 19,394.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,316.43 : 54,441.80 = 12,937.40 : x
  2. Step 2: Convert to fraction form
    36,316.43/54,441.80 = 12,937.40/x
  3. Step 3: Cross multiply
    36,316.43x = 54,441.80 × 12,937.40
  4. Step 4: Simplify right side
    36,316.43x = 704,335,069.59
  5. Step 5: Solve for x
    x = 704,335,069.59/36,316.43
  6. Step 6: Final answer
    x = 19,394.39

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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.