Home / 40,985.46-61,479.71-14,326.24

Finding the Fourth Proportional to 40,985.46, 61,479.71 and 14,326.24

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Solution

The fourth proportional to 40,985.46, 61,479.71 and 14,326.24 is: 21,489.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,985.46 : 61,479.71 = 14,326.24 : x
  2. Step 2: Convert to fraction form
    40,985.46/61,479.71 = 14,326.24/x
  3. Step 3: Cross multiply
    40,985.46x = 61,479.71 × 14,326.24
  4. Step 4: Simplify right side
    40,985.46x = 880,772,853.45
  5. Step 5: Solve for x
    x = 880,772,853.45/40,985.46
  6. Step 6: Final answer
    x = 21,489.88

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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.