Home / 42,664.68-64,007.01-14,584.98

Finding the Fourth Proportional to 42,664.68, 64,007.01 and 14,584.98

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Solution

The fourth proportional to 42,664.68, 64,007.01 and 14,584.98 is: 21,880.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,664.68 : 64,007.01 = 14,584.98 : x
  2. Step 2: Convert to fraction form
    42,664.68/64,007.01 = 14,584.98/x
  3. Step 3: Cross multiply
    42,664.68x = 64,007.01 × 14,584.98
  4. Step 4: Simplify right side
    42,664.68x = 933,540,960.71
  5. Step 5: Solve for x
    x = 933,540,960.71/42,664.68
  6. Step 6: Final answer
    x = 21,880.89

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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.