Home / 26,143.30-39,214.23-10,356.58

Finding the Fourth Proportional to 26,143.30, 39,214.23 and 10,356.58

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Solution

The fourth proportional to 26,143.30, 39,214.23 and 10,356.58 is: 15,534.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,143.30 : 39,214.23 = 10,356.58 : x
  2. Step 2: Convert to fraction form
    26,143.30/39,214.23 = 10,356.58/x
  3. Step 3: Cross multiply
    26,143.30x = 39,214.23 × 10,356.58
  4. Step 4: Simplify right side
    26,143.30x = 406,125,310.13
  5. Step 5: Solve for x
    x = 406,125,310.13/26,143.30
  6. Step 6: Final answer
    x = 15,534.58

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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.