Home / 40,857.42-61,270.26-15,894.16

Finding the Fourth Proportional to 40,857.42, 61,270.26 and 15,894.16

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Solution

The fourth proportional to 40,857.42, 61,270.26 and 15,894.16 is: 23,835.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,857.42 : 61,270.26 = 15,894.16 : x
  2. Step 2: Convert to fraction form
    40,857.42/61,270.26 = 15,894.16/x
  3. Step 3: Cross multiply
    40,857.42x = 61,270.26 × 15,894.16
  4. Step 4: Simplify right side
    40,857.42x = 973,839,315.68
  5. Step 5: Solve for x
    x = 973,839,315.68/40,857.42
  6. Step 6: Final answer
    x = 23,835.07

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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.