Home / 38,211.25-52,736.39-21,444.25

Finding the Fourth Proportional to 38,211.25, 52,736.39 and 21,444.25

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Solution

The fourth proportional to 38,211.25, 52,736.39 and 21,444.25 is: 29,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,211.25 : 52,736.39 = 21,444.25 : x
  2. Step 2: Convert to fraction form
    38,211.25/52,736.39 = 21,444.25/x
  3. Step 3: Cross multiply
    38,211.25x = 52,736.39 × 21,444.25
  4. Step 4: Simplify right side
    38,211.25x = 1,130,892,331.26
  5. Step 5: Solve for x
    x = 1,130,892,331.26/38,211.25
  6. Step 6: Final answer
    x = 29,595.80

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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.