Home / 15,876.08-23,814.13-4,782.77

Finding the Fourth Proportional to 15,876.08, 23,814.13 and 4,782.77

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Solution

The fourth proportional to 15,876.08, 23,814.13 and 4,782.77 is: 7,174.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,876.08 : 23,814.13 = 4,782.77 : x
  2. Step 2: Convert to fraction form
    15,876.08/23,814.13 = 4,782.77/x
  3. Step 3: Cross multiply
    15,876.08x = 23,814.13 × 4,782.77
  4. Step 4: Simplify right side
    15,876.08x = 113,897,621.19
  5. Step 5: Solve for x
    x = 113,897,621.19/15,876.08
  6. Step 6: Final answer
    x = 7,174.16

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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.