Home / 37,389.30-56,044.56-12,422.64

Finding the Fourth Proportional to 37,389.30, 56,044.56 and 12,422.64

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Solution

The fourth proportional to 37,389.30, 56,044.56 and 12,422.64 is: 18,620.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,389.30 : 56,044.56 = 12,422.64 : x
  2. Step 2: Convert to fraction form
    37,389.30/56,044.56 = 12,422.64/x
  3. Step 3: Cross multiply
    37,389.30x = 56,044.56 × 12,422.64
  4. Step 4: Simplify right side
    37,389.30x = 696,221,392.84
  5. Step 5: Solve for x
    x = 696,221,392.84/37,389.30
  6. Step 6: Final answer
    x = 18,620.87

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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.