Home / 25,509.24-38,254.68-8,865

Finding the Fourth Proportional to 25,509.24, 38,254.68 and 8,865

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Solution

The fourth proportional to 25,509.24, 38,254.68 and 8,865 is: 13,294.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,509.24 : 38,254.68 = 8,865 : x
  2. Step 2: Convert to fraction form
    25,509.24/38,254.68 = 8,865/x
  3. Step 3: Cross multiply
    25,509.24x = 38,254.68 × 8,865
  4. Step 4: Simplify right side
    25,509.24x = 339,127,738.20
  5. Step 5: Solve for x
    x = 339,127,738.20/25,509.24
  6. Step 6: Final answer
    x = 13,294.31

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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.