Home / 40,870.44-61,304.40-11,290.08

Finding the Fourth Proportional to 40,870.44, 61,304.40 and 11,290.08

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Solution

The fourth proportional to 40,870.44, 61,304.40 and 11,290.08 is: 16,934.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,870.44 : 61,304.40 = 11,290.08 : x
  2. Step 2: Convert to fraction form
    40,870.44/61,304.40 = 11,290.08/x
  3. Step 3: Cross multiply
    40,870.44x = 61,304.40 × 11,290.08
  4. Step 4: Simplify right side
    40,870.44x = 692,131,580.35
  5. Step 5: Solve for x
    x = 692,131,580.35/40,870.44
  6. Step 6: Final answer
    x = 16,934.77

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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.