Home / 26,230.13-39,312.29-11,219.63

Finding the Fourth Proportional to 26,230.13, 39,312.29 and 11,219.63

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Solution

The fourth proportional to 26,230.13, 39,312.29 and 11,219.63 is: 16,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,230.13 : 39,312.29 = 11,219.63 : x
  2. Step 2: Convert to fraction form
    26,230.13/39,312.29 = 11,219.63/x
  3. Step 3: Cross multiply
    26,230.13x = 39,312.29 × 11,219.63
  4. Step 4: Simplify right side
    26,230.13x = 441,069,474.58
  5. Step 5: Solve for x
    x = 441,069,474.58/26,230.13
  6. Step 6: Final answer
    x = 16,815.37

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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.