Home / 40,886.31-61,278.17-17,485.23

Finding the Fourth Proportional to 40,886.31, 61,278.17 and 17,485.23

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Solution

The fourth proportional to 40,886.31, 61,278.17 and 17,485.23 is: 26,205.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,886.31 : 61,278.17 = 17,485.23 : x
  2. Step 2: Convert to fraction form
    40,886.31/61,278.17 = 17,485.23/x
  3. Step 3: Cross multiply
    40,886.31x = 61,278.17 × 17,485.23
  4. Step 4: Simplify right side
    40,886.31x = 1,071,462,809.00
  5. Step 5: Solve for x
    x = 1,071,462,809.00/40,886.31
  6. Step 6: Final answer
    x = 26,205.91

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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.