Home / 62,880.90-94,322.97-18,509.10

Finding the Fourth Proportional to 62,880.90, 94,322.97 and 18,509.10

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Solution

The fourth proportional to 62,880.90, 94,322.97 and 18,509.10 is: 27,764.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,880.90 : 94,322.97 = 18,509.10 : x
  2. Step 2: Convert to fraction form
    62,880.90/94,322.97 = 18,509.10/x
  3. Step 3: Cross multiply
    62,880.90x = 94,322.97 × 18,509.10
  4. Step 4: Simplify right side
    62,880.90x = 1,745,832,719.87
  5. Step 5: Solve for x
    x = 1,745,832,719.87/62,880.90
  6. Step 6: Final answer
    x = 27,764.12

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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.