Home / 26,689.45-40,006.35-10,038.01

Finding the Fourth Proportional to 26,689.45, 40,006.35 and 10,038.01

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Solution

The fourth proportional to 26,689.45, 40,006.35 and 10,038.01 is: 15,046.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,689.45 : 40,006.35 = 10,038.01 : x
  2. Step 2: Convert to fraction form
    26,689.45/40,006.35 = 10,038.01/x
  3. Step 3: Cross multiply
    26,689.45x = 40,006.35 × 10,038.01
  4. Step 4: Simplify right side
    26,689.45x = 401,584,141.36
  5. Step 5: Solve for x
    x = 401,584,141.36/26,689.45
  6. Step 6: Final answer
    x = 15,046.55

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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.