Home / 29,060.14-40,117.80-20,568.91

Finding the Fourth Proportional to 29,060.14, 40,117.80 and 20,568.91

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Solution

The fourth proportional to 29,060.14, 40,117.80 and 20,568.91 is: 28,395.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,060.14 : 40,117.80 = 20,568.91 : x
  2. Step 2: Convert to fraction form
    29,060.14/40,117.80 = 20,568.91/x
  3. Step 3: Cross multiply
    29,060.14x = 40,117.80 × 20,568.91
  4. Step 4: Simplify right side
    29,060.14x = 825,179,417.60
  5. Step 5: Solve for x
    x = 825,179,417.60/29,060.14
  6. Step 6: Final answer
    x = 28,395.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.