Home / 35,408.67-53,122.11-13,222.23

Finding the Fourth Proportional to 35,408.67, 53,122.11 and 13,222.23

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Solution

The fourth proportional to 35,408.67, 53,122.11 and 13,222.23 is: 19,836.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,408.67 : 53,122.11 = 13,222.23 : x
  2. Step 2: Convert to fraction form
    35,408.67/53,122.11 = 13,222.23/x
  3. Step 3: Cross multiply
    35,408.67x = 53,122.11 × 13,222.23
  4. Step 4: Simplify right side
    35,408.67x = 702,392,756.51
  5. Step 5: Solve for x
    x = 702,392,756.51/35,408.67
  6. Step 6: Final answer
    x = 19,836.74

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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.