Home / 39,314.20-58,964.80-18,253.40

Finding the Fourth Proportional to 39,314.20, 58,964.80 and 18,253.40

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Solution

The fourth proportional to 39,314.20, 58,964.80 and 18,253.40 is: 27,377.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,314.20 : 58,964.80 = 18,253.40 : x
  2. Step 2: Convert to fraction form
    39,314.20/58,964.80 = 18,253.40/x
  3. Step 3: Cross multiply
    39,314.20x = 58,964.80 × 18,253.40
  4. Step 4: Simplify right side
    39,314.20x = 1,076,308,080.32
  5. Step 5: Solve for x
    x = 1,076,308,080.32/39,314.20
  6. Step 6: Final answer
    x = 27,377.08

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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.