Home / 25,384.24-38,080.48-7,850

Finding the Fourth Proportional to 25,384.24, 38,080.48 and 7,850

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Solution

The fourth proportional to 25,384.24, 38,080.48 and 7,850 is: 11,776.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,384.24 : 38,080.48 = 7,850 : x
  2. Step 2: Convert to fraction form
    25,384.24/38,080.48 = 7,850/x
  3. Step 3: Cross multiply
    25,384.24x = 38,080.48 × 7,850
  4. Step 4: Simplify right side
    25,384.24x = 298,931,768
  5. Step 5: Solve for x
    x = 298,931,768/25,384.24
  6. Step 6: Final answer
    x = 11,776.27

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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.