Home / 39,665.82-59,497.74-9,680.27

Finding the Fourth Proportional to 39,665.82, 59,497.74 and 9,680.27

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Solution

The fourth proportional to 39,665.82, 59,497.74 and 9,680.27 is: 14,520.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,665.82 : 59,497.74 = 9,680.27 : x
  2. Step 2: Convert to fraction form
    39,665.82/59,497.74 = 9,680.27/x
  3. Step 3: Cross multiply
    39,665.82x = 59,497.74 × 9,680.27
  4. Step 4: Simplify right side
    39,665.82x = 575,953,890.10
  5. Step 5: Solve for x
    x = 575,953,890.10/39,665.82
  6. Step 6: Final answer
    x = 14,520.16

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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.