Home / 25,381.52-35,005.04-19,023.02

Finding the Fourth Proportional to 25,381.52, 35,005.04 and 19,023.02

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Solution

The fourth proportional to 25,381.52, 35,005.04 and 19,023.02 is: 26,235.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,381.52 : 35,005.04 = 19,023.02 : x
  2. Step 2: Convert to fraction form
    25,381.52/35,005.04 = 19,023.02/x
  3. Step 3: Cross multiply
    25,381.52x = 35,005.04 × 19,023.02
  4. Step 4: Simplify right side
    25,381.52x = 665,901,576.02
  5. Step 5: Solve for x
    x = 665,901,576.02/25,381.52
  6. Step 6: Final answer
    x = 26,235.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.