Home / 12,041.15-16,618.01-7,261.74

Finding the Fourth Proportional to 12,041.15, 16,618.01 and 7,261.74

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Solution

The fourth proportional to 12,041.15, 16,618.01 and 7,261.74 is: 10,021.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,041.15 : 16,618.01 = 7,261.74 : x
  2. Step 2: Convert to fraction form
    12,041.15/16,618.01 = 7,261.74/x
  3. Step 3: Cross multiply
    12,041.15x = 16,618.01 × 7,261.74
  4. Step 4: Simplify right side
    12,041.15x = 120,675,631.63
  5. Step 5: Solve for x
    x = 120,675,631.63/12,041.15
  6. Step 6: Final answer
    x = 10,021.94

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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.