Home / 47,877.31-66,070.68-26,661.58

Finding the Fourth Proportional to 47,877.31, 66,070.68 and 26,661.58

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Solution

The fourth proportional to 47,877.31, 66,070.68 and 26,661.58 is: 36,792.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,877.31 : 66,070.68 = 26,661.58 : x
  2. Step 2: Convert to fraction form
    47,877.31/66,070.68 = 26,661.58/x
  3. Step 3: Cross multiply
    47,877.31x = 66,070.68 × 26,661.58
  4. Step 4: Simplify right side
    47,877.31x = 1,761,548,720.47
  5. Step 5: Solve for x
    x = 1,761,548,720.47/47,877.31
  6. Step 6: Final answer
    x = 36,792.98

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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.