Home / 46,640.64-64,363.68-25,419.90

Finding the Fourth Proportional to 46,640.64, 64,363.68 and 25,419.90

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Solution

The fourth proportional to 46,640.64, 64,363.68 and 25,419.90 is: 35,079.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,640.64 : 64,363.68 = 25,419.90 : x
  2. Step 2: Convert to fraction form
    46,640.64/64,363.68 = 25,419.90/x
  3. Step 3: Cross multiply
    46,640.64x = 64,363.68 × 25,419.90
  4. Step 4: Simplify right side
    46,640.64x = 1,636,118,309.23
  5. Step 5: Solve for x
    x = 1,636,118,309.23/46,640.64
  6. Step 6: Final answer
    x = 35,079.24

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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.