Home / 43,323.63-64,957.41-28,487.57

Finding the Fourth Proportional to 43,323.63, 64,957.41 and 28,487.57

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Solution

The fourth proportional to 43,323.63, 64,957.41 and 28,487.57 is: 42,712.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,323.63 : 64,957.41 = 28,487.57 : x
  2. Step 2: Convert to fraction form
    43,323.63/64,957.41 = 28,487.57/x
  3. Step 3: Cross multiply
    43,323.63x = 64,957.41 × 28,487.57
  4. Step 4: Simplify right side
    43,323.63x = 1,850,478,439.61
  5. Step 5: Solve for x
    x = 1,850,478,439.61/43,323.63
  6. Step 6: Final answer
    x = 42,712.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.