Home / 26,106.67-36,014.52-15,488.79

Finding the Fourth Proportional to 26,106.67, 36,014.52 and 15,488.79

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Solution

The fourth proportional to 26,106.67, 36,014.52 and 15,488.79 is: 21,367.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,106.67 : 36,014.52 = 15,488.79 : x
  2. Step 2: Convert to fraction form
    26,106.67/36,014.52 = 15,488.79/x
  3. Step 3: Cross multiply
    26,106.67x = 36,014.52 × 15,488.79
  4. Step 4: Simplify right side
    26,106.67x = 557,821,337.23
  5. Step 5: Solve for x
    x = 557,821,337.23/26,106.67
  6. Step 6: Final answer
    x = 21,367.00

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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.