Home / 40,941.29-61,440.14-14,287.43

Finding the Fourth Proportional to 40,941.29, 61,440.14 and 14,287.43

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Solution

The fourth proportional to 40,941.29, 61,440.14 and 14,287.43 is: 21,440.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,941.29 : 61,440.14 = 14,287.43 : x
  2. Step 2: Convert to fraction form
    40,941.29/61,440.14 = 14,287.43/x
  3. Step 3: Cross multiply
    40,941.29x = 61,440.14 × 14,287.43
  4. Step 4: Simplify right side
    40,941.29x = 877,821,699.44
  5. Step 5: Solve for x
    x = 877,821,699.44/40,941.29
  6. Step 6: Final answer
    x = 21,440.99

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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.