Home / 15,381.72-23,077.93-4,853.36

Finding the Fourth Proportional to 15,381.72, 23,077.93 and 4,853.36

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Solution

The fourth proportional to 15,381.72, 23,077.93 and 4,853.36 is: 7,281.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,381.72 : 23,077.93 = 4,853.36 : x
  2. Step 2: Convert to fraction form
    15,381.72/23,077.93 = 4,853.36/x
  3. Step 3: Cross multiply
    15,381.72x = 23,077.93 × 4,853.36
  4. Step 4: Simplify right side
    15,381.72x = 112,005,502.34
  5. Step 5: Solve for x
    x = 112,005,502.34/15,381.72
  6. Step 6: Final answer
    x = 7,281.73

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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.