Home / 47,853.96-66,036.36-27,709.80

Finding the Fourth Proportional to 47,853.96, 66,036.36 and 27,709.80

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Solution

The fourth proportional to 47,853.96, 66,036.36 and 27,709.80 is: 38,238.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,853.96 : 66,036.36 = 27,709.80 : x
  2. Step 2: Convert to fraction form
    47,853.96/66,036.36 = 27,709.80/x
  3. Step 3: Cross multiply
    47,853.96x = 66,036.36 × 27,709.80
  4. Step 4: Simplify right side
    47,853.96x = 1,829,854,328.33
  5. Step 5: Solve for x
    x = 1,829,854,328.33/47,853.96
  6. Step 6: Final answer
    x = 38,238.31

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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.