Home / 46,639.64-64,362.30-25,418.90

Finding the Fourth Proportional to 46,639.64, 64,362.30 and 25,418.90

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Solution

The fourth proportional to 46,639.64, 64,362.30 and 25,418.90 is: 35,077.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,639.64 : 64,362.30 = 25,418.90 : x
  2. Step 2: Convert to fraction form
    46,639.64/64,362.30 = 25,418.90/x
  3. Step 3: Cross multiply
    46,639.64x = 64,362.30 × 25,418.90
  4. Step 4: Simplify right side
    46,639.64x = 1,636,018,867.47
  5. Step 5: Solve for x
    x = 1,636,018,867.47/46,639.64
  6. Step 6: Final answer
    x = 35,077.86

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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.