Home / 17,686.31-26,529.08-5,206.02

Finding the Fourth Proportional to 17,686.31, 26,529.08 and 5,206.02

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Solution

The fourth proportional to 17,686.31, 26,529.08 and 5,206.02 is: 7,808.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,686.31 : 26,529.08 = 5,206.02 : x
  2. Step 2: Convert to fraction form
    17,686.31/26,529.08 = 5,206.02/x
  3. Step 3: Cross multiply
    17,686.31x = 26,529.08 × 5,206.02
  4. Step 4: Simplify right side
    17,686.31x = 138,110,895.03
  5. Step 5: Solve for x
    x = 138,110,895.03/17,686.31
  6. Step 6: Final answer
    x = 7,808.92

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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.