Home / 39,766.14-59,649.63-11,686.70

Finding the Fourth Proportional to 39,766.14, 59,649.63 and 11,686.70

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Solution

The fourth proportional to 39,766.14, 59,649.63 and 11,686.70 is: 17,530.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,766.14 : 59,649.63 = 11,686.70 : x
  2. Step 2: Convert to fraction form
    39,766.14/59,649.63 = 11,686.70/x
  3. Step 3: Cross multiply
    39,766.14x = 59,649.63 × 11,686.70
  4. Step 4: Simplify right side
    39,766.14x = 697,106,974.24
  5. Step 5: Solve for x
    x = 697,106,974.24/39,766.14
  6. Step 6: Final answer
    x = 17,530.16

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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.