Home / 15,764.34-23,643.19-4,671.12

Finding the Fourth Proportional to 15,764.34, 23,643.19 and 4,671.12

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Solution

The fourth proportional to 15,764.34, 23,643.19 and 4,671.12 is: 7,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,764.34 : 23,643.19 = 4,671.12 : x
  2. Step 2: Convert to fraction form
    15,764.34/23,643.19 = 4,671.12/x
  3. Step 3: Cross multiply
    15,764.34x = 23,643.19 × 4,671.12
  4. Step 4: Simplify right side
    15,764.34x = 110,440,177.67
  5. Step 5: Solve for x
    x = 110,440,177.67/15,764.34
  6. Step 6: Final answer
    x = 7,005.70

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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.