Home / 29,253.99-40,370.60-15,825.36

Finding the Fourth Proportional to 29,253.99, 40,370.60 and 15,825.36

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Solution

The fourth proportional to 29,253.99, 40,370.60 and 15,825.36 is: 21,839.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,253.99 : 40,370.60 = 15,825.36 : x
  2. Step 2: Convert to fraction form
    29,253.99/40,370.60 = 15,825.36/x
  3. Step 3: Cross multiply
    29,253.99x = 40,370.60 × 15,825.36
  4. Step 4: Simplify right side
    29,253.99x = 638,879,278.42
  5. Step 5: Solve for x
    x = 638,879,278.42/29,253.99
  6. Step 6: Final answer
    x = 21,839.05

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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.