Home / 48,886.32-73,308.80-20,805.24

Finding the Fourth Proportional to 48,886.32, 73,308.80 and 20,805.24

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Solution

The fourth proportional to 48,886.32, 73,308.80 and 20,805.24 is: 31,199.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,886.32 : 73,308.80 = 20,805.24 : x
  2. Step 2: Convert to fraction form
    48,886.32/73,308.80 = 20,805.24/x
  3. Step 3: Cross multiply
    48,886.32x = 73,308.80 × 20,805.24
  4. Step 4: Simplify right side
    48,886.32x = 1,525,207,178.11
  5. Step 5: Solve for x
    x = 1,525,207,178.11/48,886.32
  6. Step 6: Final answer
    x = 31,199.06

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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.