Home / 37,631.96-56,456.36-12,670.08

Finding the Fourth Proportional to 37,631.96, 56,456.36 and 12,670.08

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Solution

The fourth proportional to 37,631.96, 56,456.36 and 12,670.08 is: 19,007.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,631.96 : 56,456.36 = 12,670.08 : x
  2. Step 2: Convert to fraction form
    37,631.96/56,456.36 = 12,670.08/x
  3. Step 3: Cross multiply
    37,631.96x = 56,456.36 × 12,670.08
  4. Step 4: Simplify right side
    37,631.96x = 715,306,597.71
  5. Step 5: Solve for x
    x = 715,306,597.71/37,631.96
  6. Step 6: Final answer
    x = 19,007.95

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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.