Home / 47,121.23-65,036.75-27,997.32

Finding the Fourth Proportional to 47,121.23, 65,036.75 and 27,997.32

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Solution

The fourth proportional to 47,121.23, 65,036.75 and 27,997.32 is: 38,641.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,121.23 : 65,036.75 = 27,997.32 : x
  2. Step 2: Convert to fraction form
    47,121.23/65,036.75 = 27,997.32/x
  3. Step 3: Cross multiply
    47,121.23x = 65,036.75 × 27,997.32
  4. Step 4: Simplify right side
    47,121.23x = 1,820,854,701.51
  5. Step 5: Solve for x
    x = 1,820,854,701.51/47,121.23
  6. Step 6: Final answer
    x = 38,641.92

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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.