Home / 12,332.48-18,491.29-4,827.08

Finding the Fourth Proportional to 12,332.48, 18,491.29 and 4,827.08

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Solution

The fourth proportional to 12,332.48, 18,491.29 and 4,827.08 is: 7,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.48 : 18,491.29 = 4,827.08 : x
  2. Step 2: Convert to fraction form
    12,332.48/18,491.29 = 4,827.08/x
  3. Step 3: Cross multiply
    12,332.48x = 18,491.29 × 4,827.08
  4. Step 4: Simplify right side
    12,332.48x = 89,258,970.29
  5. Step 5: Solve for x
    x = 89,258,970.29/12,332.48
  6. Step 6: Final answer
    x = 7,237.72

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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.