Home / 13,592.51-20,381.85-5,274.92

Finding the Fourth Proportional to 13,592.51, 20,381.85 and 5,274.92

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Solution

The fourth proportional to 13,592.51, 20,381.85 and 5,274.92 is: 7,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.51 : 20,381.85 = 5,274.92 : x
  2. Step 2: Convert to fraction form
    13,592.51/20,381.85 = 5,274.92/x
  3. Step 3: Cross multiply
    13,592.51x = 20,381.85 × 5,274.92
  4. Step 4: Simplify right side
    13,592.51x = 107,512,526.29
  5. Step 5: Solve for x
    x = 107,512,526.29/13,592.51
  6. Step 6: Final answer
    x = 7,909.69

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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.