Home / 37,390.77-56,074.01-12,424.11

Finding the Fourth Proportional to 37,390.77, 56,074.01 and 12,424.11

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Solution

The fourth proportional to 37,390.77, 56,074.01 and 12,424.11 is: 18,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,390.77 : 56,074.01 = 12,424.11 : x
  2. Step 2: Convert to fraction form
    37,390.77/56,074.01 = 12,424.11/x
  3. Step 3: Cross multiply
    37,390.77x = 56,074.01 × 12,424.11
  4. Step 4: Simplify right side
    37,390.77x = 696,669,668.38
  5. Step 5: Solve for x
    x = 696,669,668.38/37,390.77
  6. Step 6: Final answer
    x = 18,632.13

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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.