Home / 35,139.84-52,716.82-12,953.33

Finding the Fourth Proportional to 35,139.84, 52,716.82 and 12,953.33

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Solution

The fourth proportional to 35,139.84, 52,716.82 and 12,953.33 is: 19,432.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,139.84 : 52,716.82 = 12,953.33 : x
  2. Step 2: Convert to fraction form
    35,139.84/52,716.82 = 12,953.33/x
  3. Step 3: Cross multiply
    35,139.84x = 52,716.82 × 12,953.33
  4. Step 4: Simplify right side
    35,139.84x = 682,858,301.24
  5. Step 5: Solve for x
    x = 682,858,301.24/35,139.84
  6. Step 6: Final answer
    x = 19,432.60

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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.