Home / 29,313.14-40,452.89-17,988.89

Finding the Fourth Proportional to 29,313.14, 40,452.89 and 17,988.89

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Solution

The fourth proportional to 29,313.14, 40,452.89 and 17,988.89 is: 24,825.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,313.14 : 40,452.89 = 17,988.89 : x
  2. Step 2: Convert to fraction form
    29,313.14/40,452.89 = 17,988.89/x
  3. Step 3: Cross multiply
    29,313.14x = 40,452.89 × 17,988.89
  4. Step 4: Simplify right side
    29,313.14x = 727,702,498.45
  5. Step 5: Solve for x
    x = 727,702,498.45/29,313.14
  6. Step 6: Final answer
    x = 24,825.13

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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.