Home / 39,574.46-59,391.78-14,638.10

Finding the Fourth Proportional to 39,574.46, 59,391.78 and 14,638.10

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Solution

The fourth proportional to 39,574.46, 59,391.78 and 14,638.10 is: 21,968.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,574.46 : 59,391.78 = 14,638.10 : x
  2. Step 2: Convert to fraction form
    39,574.46/59,391.78 = 14,638.10/x
  3. Step 3: Cross multiply
    39,574.46x = 59,391.78 × 14,638.10
  4. Step 4: Simplify right side
    39,574.46x = 869,382,814.82
  5. Step 5: Solve for x
    x = 869,382,814.82/39,574.46
  6. Step 6: Final answer
    x = 21,968.28

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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.