Home / 30,204.64-45,304.26-10,482.76

Finding the Fourth Proportional to 30,204.64, 45,304.26 and 10,482.76

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Solution

The fourth proportional to 30,204.64, 45,304.26 and 10,482.76 is: 15,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,204.64 : 45,304.26 = 10,482.76 : x
  2. Step 2: Convert to fraction form
    30,204.64/45,304.26 = 10,482.76/x
  3. Step 3: Cross multiply
    30,204.64x = 45,304.26 × 10,482.76
  4. Step 4: Simplify right side
    30,204.64x = 474,913,684.56
  5. Step 5: Solve for x
    x = 474,913,684.56/30,204.64
  6. Step 6: Final answer
    x = 15,723.20

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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.