Home / 52,956.21-79,478.07-21,813.33

Finding the Fourth Proportional to 52,956.21, 79,478.07 and 21,813.33

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Solution

The fourth proportional to 52,956.21, 79,478.07 and 21,813.33 is: 32,738.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,956.21 : 79,478.07 = 21,813.33 : x
  2. Step 2: Convert to fraction form
    52,956.21/79,478.07 = 21,813.33/x
  3. Step 3: Cross multiply
    52,956.21x = 79,478.07 × 21,813.33
  4. Step 4: Simplify right side
    52,956.21x = 1,733,681,368.67
  5. Step 5: Solve for x
    x = 1,733,681,368.67/52,956.21
  6. Step 6: Final answer
    x = 32,738.02

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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.