Home / 26,386.17-39,574.31-13,235.01

Finding the Fourth Proportional to 26,386.17, 39,574.31 and 13,235.01

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Solution

The fourth proportional to 26,386.17, 39,574.31 and 13,235.01 is: 19,850.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,386.17 : 39,574.31 = 13,235.01 : x
  2. Step 2: Convert to fraction form
    26,386.17/39,574.31 = 13,235.01/x
  3. Step 3: Cross multiply
    26,386.17x = 39,574.31 × 13,235.01
  4. Step 4: Simplify right side
    26,386.17x = 523,766,322.42
  5. Step 5: Solve for x
    x = 523,766,322.42/26,386.17
  6. Step 6: Final answer
    x = 19,850.03

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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.