Home / 35,210.43-52,788.22-17,428.81

Finding the Fourth Proportional to 35,210.43, 52,788.22 and 17,428.81

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Solution

The fourth proportional to 35,210.43, 52,788.22 and 17,428.81 is: 26,129.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,210.43 : 52,788.22 = 17,428.81 : x
  2. Step 2: Convert to fraction form
    35,210.43/52,788.22 = 17,428.81/x
  3. Step 3: Cross multiply
    35,210.43x = 52,788.22 × 17,428.81
  4. Step 4: Simplify right side
    35,210.43x = 920,035,769.47
  5. Step 5: Solve for x
    x = 920,035,769.47/35,210.43
  6. Step 6: Final answer
    x = 26,129.64

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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.