Home / 37,357.61-56,036.31-12,399.53

Finding the Fourth Proportional to 37,357.61, 56,036.31 and 12,399.53

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Solution

The fourth proportional to 37,357.61, 56,036.31 and 12,399.53 is: 18,599.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,357.61 : 56,036.31 = 12,399.53 : x
  2. Step 2: Convert to fraction form
    37,357.61/56,036.31 = 12,399.53/x
  3. Step 3: Cross multiply
    37,357.61x = 56,036.31 × 12,399.53
  4. Step 4: Simplify right side
    37,357.61x = 694,823,895.46
  5. Step 5: Solve for x
    x = 694,823,895.46/37,357.61
  6. Step 6: Final answer
    x = 18,599.26

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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.