Home / 27,354.34-40,995.86-12,350.30

Finding the Fourth Proportional to 27,354.34, 40,995.86 and 12,350.30

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Solution

The fourth proportional to 27,354.34, 40,995.86 and 12,350.30 is: 18,509.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,354.34 : 40,995.86 = 12,350.30 : x
  2. Step 2: Convert to fraction form
    27,354.34/40,995.86 = 12,350.30/x
  3. Step 3: Cross multiply
    27,354.34x = 40,995.86 × 12,350.30
  4. Step 4: Simplify right side
    27,354.34x = 506,311,169.76
  5. Step 5: Solve for x
    x = 506,311,169.76/27,354.34
  6. Step 6: Final answer
    x = 18,509.36

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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.