Home / 37,389.84-56,068.36-13,999.88

Finding the Fourth Proportional to 37,389.84, 56,068.36 and 13,999.88

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Solution

The fourth proportional to 37,389.84, 56,068.36 and 13,999.88 is: 20,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,389.84 : 56,068.36 = 13,999.88 : x
  2. Step 2: Convert to fraction form
    37,389.84/56,068.36 = 13,999.88/x
  3. Step 3: Cross multiply
    37,389.84x = 56,068.36 × 13,999.88
  4. Step 4: Simplify right side
    37,389.84x = 784,950,311.80
  5. Step 5: Solve for x
    x = 784,950,311.80/37,389.84
  6. Step 6: Final answer
    x = 20,993.68

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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.