Home / 40,675.17-61,018.83-12,597.75

Finding the Fourth Proportional to 40,675.17, 61,018.83 and 12,597.75

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Solution

The fourth proportional to 40,675.17, 61,018.83 and 12,597.75 is: 18,898.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,675.17 : 61,018.83 = 12,597.75 : x
  2. Step 2: Convert to fraction form
    40,675.17/61,018.83 = 12,597.75/x
  3. Step 3: Cross multiply
    40,675.17x = 61,018.83 × 12,597.75
  4. Step 4: Simplify right side
    40,675.17x = 768,699,965.63
  5. Step 5: Solve for x
    x = 768,699,965.63/40,675.17
  6. Step 6: Final answer
    x = 18,898.51

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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.