Home / 59,541.36-89,335.08-28,379.76

Finding the Fourth Proportional to 59,541.36, 89,335.08 and 28,379.76

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Solution

The fourth proportional to 59,541.36, 89,335.08 and 28,379.76 is: 42,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,541.36 : 89,335.08 = 28,379.76 : x
  2. Step 2: Convert to fraction form
    59,541.36/89,335.08 = 28,379.76/x
  3. Step 3: Cross multiply
    59,541.36x = 89,335.08 × 28,379.76
  4. Step 4: Simplify right side
    59,541.36x = 2,535,308,129.98
  5. Step 5: Solve for x
    x = 2,535,308,129.98/59,541.36
  6. Step 6: Final answer
    x = 42,580.62

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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.