Home / 47,939.54-66,156.89-26,720.19

Finding the Fourth Proportional to 47,939.54, 66,156.89 and 26,720.19

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Solution

The fourth proportional to 47,939.54, 66,156.89 and 26,720.19 is: 36,874.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,939.54 : 66,156.89 = 26,720.19 : x
  2. Step 2: Convert to fraction form
    47,939.54/66,156.89 = 26,720.19/x
  3. Step 3: Cross multiply
    47,939.54x = 66,156.89 × 26,720.19
  4. Step 4: Simplify right side
    47,939.54x = 1,767,724,537.01
  5. Step 5: Solve for x
    x = 1,767,724,537.01/47,939.54
  6. Step 6: Final answer
    x = 36,874.04

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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.