Home / 47,962.12-66,182.90-26,739.40

Finding the Fourth Proportional to 47,962.12, 66,182.90 and 26,739.40

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Solution

The fourth proportional to 47,962.12, 66,182.90 and 26,739.40 is: 36,897.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,962.12 : 66,182.90 = 26,739.40 : x
  2. Step 2: Convert to fraction form
    47,962.12/66,182.90 = 26,739.40/x
  3. Step 3: Cross multiply
    47,962.12x = 66,182.90 × 26,739.40
  4. Step 4: Simplify right side
    47,962.12x = 1,769,691,036.26
  5. Step 5: Solve for x
    x = 1,769,691,036.26/47,962.12
  6. Step 6: Final answer
    x = 36,897.68

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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.