Home / 43,326.80-64,994.52-15,618.32

Finding the Fourth Proportional to 43,326.80, 64,994.52 and 15,618.32

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Solution

The fourth proportional to 43,326.80, 64,994.52 and 15,618.32 is: 23,429.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,326.80 : 64,994.52 = 15,618.32 : x
  2. Step 2: Convert to fraction form
    43,326.80/64,994.52 = 15,618.32/x
  3. Step 3: Cross multiply
    43,326.80x = 64,994.52 × 15,618.32
  4. Step 4: Simplify right side
    43,326.80x = 1,015,105,211.61
  5. Step 5: Solve for x
    x = 1,015,105,211.61/43,326.80
  6. Step 6: Final answer
    x = 23,429.04

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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.