Home / 15,671.44-23,502.48-8,271.96

Finding the Fourth Proportional to 15,671.44, 23,502.48 and 8,271.96

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Solution

The fourth proportional to 15,671.44, 23,502.48 and 8,271.96 is: 12,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,671.44 : 23,502.48 = 8,271.96 : x
  2. Step 2: Convert to fraction form
    15,671.44/23,502.48 = 8,271.96/x
  3. Step 3: Cross multiply
    15,671.44x = 23,502.48 × 8,271.96
  4. Step 4: Simplify right side
    15,671.44x = 194,411,574.46
  5. Step 5: Solve for x
    x = 194,411,574.46/15,671.44
  6. Step 6: Final answer
    x = 12,405.47

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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.