Home / 40,894.99-61,317.38-15,905.92

Finding the Fourth Proportional to 40,894.99, 61,317.38 and 15,905.92

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Solution

The fourth proportional to 40,894.99, 61,317.38 and 15,905.92 is: 23,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,894.99 : 61,317.38 = 15,905.92 : x
  2. Step 2: Convert to fraction form
    40,894.99/61,317.38 = 15,905.92/x
  3. Step 3: Cross multiply
    40,894.99x = 61,317.38 × 15,905.92
  4. Step 4: Simplify right side
    40,894.99x = 975,309,252.86
  5. Step 5: Solve for x
    x = 975,309,252.86/40,894.99
  6. Step 6: Final answer
    x = 23,849.11

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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.