Home / 38,025.68-52,474.12-21,258.64

Finding the Fourth Proportional to 38,025.68, 52,474.12 and 21,258.64

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Solution

The fourth proportional to 38,025.68, 52,474.12 and 21,258.64 is: 29,336.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,025.68 : 52,474.12 = 21,258.64 : x
  2. Step 2: Convert to fraction form
    38,025.68/52,474.12 = 21,258.64/x
  3. Step 3: Cross multiply
    38,025.68x = 52,474.12 × 21,258.64
  4. Step 4: Simplify right side
    38,025.68x = 1,115,528,426.40
  5. Step 5: Solve for x
    x = 1,115,528,426.40/38,025.68
  6. Step 6: Final answer
    x = 29,336.19

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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.