Home / 47,962.16-66,186.67-27,820.90

Finding the Fourth Proportional to 47,962.16, 66,186.67 and 27,820.90

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Solution

The fourth proportional to 47,962.16, 66,186.67 and 27,820.90 is: 38,392.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,962.16 : 66,186.67 = 27,820.90 : x
  2. Step 2: Convert to fraction form
    47,962.16/66,186.67 = 27,820.90/x
  3. Step 3: Cross multiply
    47,962.16x = 66,186.67 × 27,820.90
  4. Step 4: Simplify right side
    47,962.16x = 1,841,372,257.37
  5. Step 5: Solve for x
    x = 1,841,372,257.37/47,962.16
  6. Step 6: Final answer
    x = 38,392.19

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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.