Home / 37,813.84-56,723.90-11,518.80

Finding the Fourth Proportional to 37,813.84, 56,723.90 and 11,518.80

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Solution

The fourth proportional to 37,813.84, 56,723.90 and 11,518.80 is: 17,279.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,813.84 : 56,723.90 = 11,518.80 : x
  2. Step 2: Convert to fraction form
    37,813.84/56,723.90 = 11,518.80/x
  3. Step 3: Cross multiply
    37,813.84x = 56,723.90 × 11,518.80
  4. Step 4: Simplify right side
    37,813.84x = 653,391,259.32
  5. Step 5: Solve for x
    x = 653,391,259.32/37,813.84
  6. Step 6: Final answer
    x = 17,279.16

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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.