Home / 52,956.48-79,434.68-13,513.60

Finding the Fourth Proportional to 52,956.48, 79,434.68 and 13,513.60

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Solution

The fourth proportional to 52,956.48, 79,434.68 and 13,513.60 is: 20,270.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,956.48 : 79,434.68 = 13,513.60 : x
  2. Step 2: Convert to fraction form
    52,956.48/79,434.68 = 13,513.60/x
  3. Step 3: Cross multiply
    52,956.48x = 79,434.68 × 13,513.60
  4. Step 4: Simplify right side
    52,956.48x = 1,073,448,188.26
  5. Step 5: Solve for x
    x = 1,073,448,188.26/52,956.48
  6. Step 6: Final answer
    x = 20,270.38

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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.