Home / 38,254.77-52,790.53-21,258.58

Finding the Fourth Proportional to 38,254.77, 52,790.53 and 21,258.58

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Solution

The fourth proportional to 38,254.77, 52,790.53 and 21,258.58 is: 29,336.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,254.77 : 52,790.53 = 21,258.58 : x
  2. Step 2: Convert to fraction form
    38,254.77/52,790.53 = 21,258.58/x
  3. Step 3: Cross multiply
    38,254.77x = 52,790.53 × 21,258.58
  4. Step 4: Simplify right side
    38,254.77x = 1,122,251,705.25
  5. Step 5: Solve for x
    x = 1,122,251,705.25/38,254.77
  6. Step 6: Final answer
    x = 29,336.26

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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.