Home / 39,576.46-59,394.78-14,640.10

Finding the Fourth Proportional to 39,576.46, 59,394.78 and 14,640.10

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Solution

The fourth proportional to 39,576.46, 59,394.78 and 14,640.10 is: 21,971.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,576.46 : 59,394.78 = 14,640.10 : x
  2. Step 2: Convert to fraction form
    39,576.46/59,394.78 = 14,640.10/x
  3. Step 3: Cross multiply
    39,576.46x = 59,394.78 × 14,640.10
  4. Step 4: Simplify right side
    39,576.46x = 869,545,518.68
  5. Step 5: Solve for x
    x = 869,545,518.68/39,576.46
  6. Step 6: Final answer
    x = 21,971.28

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1.5x scale

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.