Home / 26,148.08-36,089.59-15,535.66

Finding the Fourth Proportional to 26,148.08, 36,089.59 and 15,535.66

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Solution

The fourth proportional to 26,148.08, 36,089.59 and 15,535.66 is: 21,442.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,148.08 : 36,089.59 = 15,535.66 : x
  2. Step 2: Convert to fraction form
    26,148.08/36,089.59 = 15,535.66/x
  3. Step 3: Cross multiply
    26,148.08x = 36,089.59 × 15,535.66
  4. Step 4: Simplify right side
    26,148.08x = 560,675,599.78
  5. Step 5: Solve for x
    x = 560,675,599.78/26,148.08
  6. Step 6: Final answer
    x = 21,442.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.