Home / 26,964.20-40,430.10-13,842.20

Finding the Fourth Proportional to 26,964.20, 40,430.10 and 13,842.20

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Solution

The fourth proportional to 26,964.20, 40,430.10 and 13,842.20 is: 20,754.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,964.20 : 40,430.10 = 13,842.20 : x
  2. Step 2: Convert to fraction form
    26,964.20/40,430.10 = 13,842.20/x
  3. Step 3: Cross multiply
    26,964.20x = 40,430.10 × 13,842.20
  4. Step 4: Simplify right side
    26,964.20x = 559,641,530.22
  5. Step 5: Solve for x
    x = 559,641,530.22/26,964.20
  6. Step 6: Final answer
    x = 20,754.98

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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.