Home / 45,854.06-68,781.40-14,689.32

Finding the Fourth Proportional to 45,854.06, 68,781.40 and 14,689.32

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Solution

The fourth proportional to 45,854.06, 68,781.40 and 14,689.32 is: 22,034.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,854.06 : 68,781.40 = 14,689.32 : x
  2. Step 2: Convert to fraction form
    45,854.06/68,781.40 = 14,689.32/x
  3. Step 3: Cross multiply
    45,854.06x = 68,781.40 × 14,689.32
  4. Step 4: Simplify right side
    45,854.06x = 1,010,351,994.65
  5. Step 5: Solve for x
    x = 1,010,351,994.65/45,854.06
  6. Step 6: Final answer
    x = 22,034.08

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1.5x scale

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.