Home / 46,620.33-64,340.70-28,470.05

Finding the Fourth Proportional to 46,620.33, 64,340.70 and 28,470.05

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Solution

The fourth proportional to 46,620.33, 64,340.70 and 28,470.05 is: 39,291.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,620.33 : 64,340.70 = 28,470.05 : x
  2. Step 2: Convert to fraction form
    46,620.33/64,340.70 = 28,470.05/x
  3. Step 3: Cross multiply
    46,620.33x = 64,340.70 × 28,470.05
  4. Step 4: Simplify right side
    46,620.33x = 1,831,782,946.04
  5. Step 5: Solve for x
    x = 1,831,782,946.04/46,620.33
  6. Step 6: Final answer
    x = 39,291.51

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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.