Home / 39,665.06-59,503.14-11,587.16

Finding the Fourth Proportional to 39,665.06, 59,503.14 and 11,587.16

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Solution

The fourth proportional to 39,665.06, 59,503.14 and 11,587.16 is: 17,382.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,665.06 : 59,503.14 = 11,587.16 : x
  2. Step 2: Convert to fraction form
    39,665.06/59,503.14 = 11,587.16/x
  3. Step 3: Cross multiply
    39,665.06x = 59,503.14 × 11,587.16
  4. Step 4: Simplify right side
    39,665.06x = 689,472,403.68
  5. Step 5: Solve for x
    x = 689,472,403.68/39,665.06
  6. Step 6: Final answer
    x = 17,382.36

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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.