Home / 46,909.64-64,734.18-25,689.80

Finding the Fourth Proportional to 46,909.64, 64,734.18 and 25,689.80

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Solution

The fourth proportional to 46,909.64, 64,734.18 and 25,689.80 is: 35,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,909.64 : 64,734.18 = 25,689.80 : x
  2. Step 2: Convert to fraction form
    46,909.64/64,734.18 = 25,689.80/x
  3. Step 3: Cross multiply
    46,909.64x = 64,734.18 × 25,689.80
  4. Step 4: Simplify right side
    46,909.64x = 1,663,008,137.36
  5. Step 5: Solve for x
    x = 1,663,008,137.36/46,909.64
  6. Step 6: Final answer
    x = 35,451.31

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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.