Home / 23,756.35-32,783.61-13,681.12

Finding the Fourth Proportional to 23,756.35, 32,783.61 and 13,681.12

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Solution

The fourth proportional to 23,756.35, 32,783.61 and 13,681.12 is: 18,879.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,756.35 : 32,783.61 = 13,681.12 : x
  2. Step 2: Convert to fraction form
    23,756.35/32,783.61 = 13,681.12/x
  3. Step 3: Cross multiply
    23,756.35x = 32,783.61 × 13,681.12
  4. Step 4: Simplify right side
    23,756.35x = 448,516,502.44
  5. Step 5: Solve for x
    x = 448,516,502.44/23,756.35
  6. Step 6: Final answer
    x = 18,879.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.