Home / 25,339.37-38,013.13-7,809.19

Finding the Fourth Proportional to 25,339.37, 38,013.13 and 7,809.19

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Solution

The fourth proportional to 25,339.37, 38,013.13 and 7,809.19 is: 11,715.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,339.37 : 38,013.13 = 7,809.19 : x
  2. Step 2: Convert to fraction form
    25,339.37/38,013.13 = 7,809.19/x
  3. Step 3: Cross multiply
    25,339.37x = 38,013.13 × 7,809.19
  4. Step 4: Simplify right side
    25,339.37x = 296,851,754.66
  5. Step 5: Solve for x
    x = 296,851,754.66/25,339.37
  6. Step 6: Final answer
    x = 11,715.04

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1.5x scale

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.