Home / 45,355.08-62,541.18-28,353.12

Finding the Fourth Proportional to 45,355.08, 62,541.18 and 28,353.12

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Solution

The fourth proportional to 45,355.08, 62,541.18 and 28,353.12 is: 39,096.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,355.08 : 62,541.18 = 28,353.12 : x
  2. Step 2: Convert to fraction form
    45,355.08/62,541.18 = 28,353.12/x
  3. Step 3: Cross multiply
    45,355.08x = 62,541.18 × 28,353.12
  4. Step 4: Simplify right side
    45,355.08x = 1,773,237,581.48
  5. Step 5: Solve for x
    x = 1,773,237,581.48/45,355.08
  6. Step 6: Final answer
    x = 39,096.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.