Home / 38,258.07-52,796.08-21,261.77

Finding the Fourth Proportional to 38,258.07, 52,796.08 and 21,261.77

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Solution

The fourth proportional to 38,258.07, 52,796.08 and 21,261.77 is: 29,341.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,258.07 : 52,796.08 = 21,261.77 : x
  2. Step 2: Convert to fraction form
    38,258.07/52,796.08 = 21,261.77/x
  3. Step 3: Cross multiply
    38,258.07x = 52,796.08 × 21,261.77
  4. Step 4: Simplify right side
    38,258.07x = 1,122,538,003.55
  5. Step 5: Solve for x
    x = 1,122,538,003.55/38,258.07
  6. Step 6: Final answer
    x = 29,341.21

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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.