Home / 46,639.88-64,363.78-25,419.16

Finding the Fourth Proportional to 46,639.88, 64,363.78 and 25,419.16

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Solution

The fourth proportional to 46,639.88, 64,363.78 and 25,419.16 is: 35,078.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,639.88 : 64,363.78 = 25,419.16 : x
  2. Step 2: Convert to fraction form
    46,639.88/64,363.78 = 25,419.16/x
  3. Step 3: Cross multiply
    46,639.88x = 64,363.78 × 25,419.16
  4. Step 4: Simplify right side
    46,639.88x = 1,636,073,222.02
  5. Step 5: Solve for x
    x = 1,636,073,222.02/46,639.88
  6. Step 6: Final answer
    x = 35,078.85

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1.5x scale

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.