Home / 26,338.43-39,528.40-11,557.55

Finding the Fourth Proportional to 26,338.43, 39,528.40 and 11,557.55

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Solution

The fourth proportional to 26,338.43, 39,528.40 and 11,557.55 is: 17,345.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,338.43 : 39,528.40 = 11,557.55 : x
  2. Step 2: Convert to fraction form
    26,338.43/39,528.40 = 11,557.55/x
  3. Step 3: Cross multiply
    26,338.43x = 39,528.40 × 11,557.55
  4. Step 4: Simplify right side
    26,338.43x = 456,851,488.31
  5. Step 5: Solve for x
    x = 456,851,488.31/26,338.43
  6. Step 6: Final answer
    x = 17,345.43

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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.