Home / 25,010.05-34,518.12-14,405.83

Finding the Fourth Proportional to 25,010.05, 34,518.12 and 14,405.83

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Solution

The fourth proportional to 25,010.05, 34,518.12 and 14,405.83 is: 19,882.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,010.05 : 34,518.12 = 14,405.83 : x
  2. Step 2: Convert to fraction form
    25,010.05/34,518.12 = 14,405.83/x
  3. Step 3: Cross multiply
    25,010.05x = 34,518.12 × 14,405.83
  4. Step 4: Simplify right side
    25,010.05x = 497,262,168.64
  5. Step 5: Solve for x
    x = 497,262,168.64/25,010.05
  6. Step 6: Final answer
    x = 19,882.49

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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.