Home / 28,393.41-39,146.51-23,270.06

Finding the Fourth Proportional to 28,393.41, 39,146.51 and 23,270.06

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Solution

The fourth proportional to 28,393.41, 39,146.51 and 23,270.06 is: 32,082.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,393.41 : 39,146.51 = 23,270.06 : x
  2. Step 2: Convert to fraction form
    28,393.41/39,146.51 = 23,270.06/x
  3. Step 3: Cross multiply
    28,393.41x = 39,146.51 × 23,270.06
  4. Step 4: Simplify right side
    28,393.41x = 910,941,705.27
  5. Step 5: Solve for x
    x = 910,941,705.27/28,393.41
  6. Step 6: Final answer
    x = 32,082.86

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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.