Home / 35,466.19-53,199.32-8,812.15

Finding the Fourth Proportional to 35,466.19, 53,199.32 and 8,812.15

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Solution

The fourth proportional to 35,466.19, 53,199.32 and 8,812.15 is: 13,218.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,466.19 : 53,199.32 = 8,812.15 : x
  2. Step 2: Convert to fraction form
    35,466.19/53,199.32 = 8,812.15/x
  3. Step 3: Cross multiply
    35,466.19x = 53,199.32 × 8,812.15
  4. Step 4: Simplify right side
    35,466.19x = 468,800,387.74
  5. Step 5: Solve for x
    x = 468,800,387.74/35,466.19
  6. Step 6: Final answer
    x = 13,218.23

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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.