Home / 30,562.95-45,848.70-28,882.20

Finding the Fourth Proportional to 30,562.95, 45,848.70 and 28,882.20

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Solution

The fourth proportional to 30,562.95, 45,848.70 and 28,882.20 is: 43,327.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,562.95 : 45,848.70 = 28,882.20 : x
  2. Step 2: Convert to fraction form
    30,562.95/45,848.70 = 28,882.20/x
  3. Step 3: Cross multiply
    30,562.95x = 45,848.70 × 28,882.20
  4. Step 4: Simplify right side
    30,562.95x = 1,324,210,986.38
  5. Step 5: Solve for x
    x = 1,324,210,986.38/30,562.95
  6. Step 6: Final answer
    x = 43,327.34

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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.