Home / 13,432.24-20,157.54-4,667.08

Finding the Fourth Proportional to 13,432.24, 20,157.54 and 4,667.08

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Solution

The fourth proportional to 13,432.24, 20,157.54 and 4,667.08 is: 7,003.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432.24 : 20,157.54 = 4,667.08 : x
  2. Step 2: Convert to fraction form
    13,432.24/20,157.54 = 4,667.08/x
  3. Step 3: Cross multiply
    13,432.24x = 20,157.54 × 4,667.08
  4. Step 4: Simplify right side
    13,432.24x = 94,076,851.78
  5. Step 5: Solve for x
    x = 94,076,851.78/13,432.24
  6. Step 6: Final answer
    x = 7,003.81

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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.