Home / 35,210.48-52,788.31-17,428.87

Finding the Fourth Proportional to 35,210.48, 52,788.31 and 17,428.87

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Solution

The fourth proportional to 35,210.48, 52,788.31 and 17,428.87 is: 26,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,210.48 : 52,788.31 = 17,428.87 : x
  2. Step 2: Convert to fraction form
    35,210.48/52,788.31 = 17,428.87/x
  3. Step 3: Cross multiply
    35,210.48x = 52,788.31 × 17,428.87
  4. Step 4: Simplify right side
    35,210.48x = 920,040,614.92
  5. Step 5: Solve for x
    x = 920,040,614.92/35,210.48
  6. Step 6: Final answer
    x = 26,129.74

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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.