Home / 52,722.51-72,758.97-30,057.84

Finding the Fourth Proportional to 52,722.51, 72,758.97 and 30,057.84

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Solution

The fourth proportional to 52,722.51, 72,758.97 and 30,057.84 is: 41,480.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,722.51 : 72,758.97 = 30,057.84 : x
  2. Step 2: Convert to fraction form
    52,722.51/72,758.97 = 30,057.84/x
  3. Step 3: Cross multiply
    52,722.51x = 72,758.97 × 30,057.84
  4. Step 4: Simplify right side
    52,722.51x = 2,186,977,478.82
  5. Step 5: Solve for x
    x = 2,186,977,478.82/52,722.51
  6. Step 6: Final answer
    x = 41,480.91

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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.