Home / 14,765.02-22,160.23-7,749.92

Finding the Fourth Proportional to 14,765.02, 22,160.23 and 7,749.92

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Solution

The fourth proportional to 14,765.02, 22,160.23 and 7,749.92 is: 11,631.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,765.02 : 22,160.23 = 7,749.92 : x
  2. Step 2: Convert to fraction form
    14,765.02/22,160.23 = 7,749.92/x
  3. Step 3: Cross multiply
    14,765.02x = 22,160.23 × 7,749.92
  4. Step 4: Simplify right side
    14,765.02x = 171,740,045.71
  5. Step 5: Solve for x
    x = 171,740,045.71/14,765.02
  6. Step 6: Final answer
    x = 11,631.55

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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.