Home / 47,880.36-66,006.26-33,689.16

Finding the Fourth Proportional to 47,880.36, 66,006.26 and 33,689.16

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Solution

The fourth proportional to 47,880.36, 66,006.26 and 33,689.16 is: 46,442.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,880.36 : 66,006.26 = 33,689.16 : x
  2. Step 2: Convert to fraction form
    47,880.36/66,006.26 = 33,689.16/x
  3. Step 3: Cross multiply
    47,880.36x = 66,006.26 × 33,689.16
  4. Step 4: Simplify right side
    47,880.36x = 2,223,695,454.14
  5. Step 5: Solve for x
    x = 2,223,695,454.14/47,880.36
  6. Step 6: Final answer
    x = 46,442.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.