Home / 14,258.54-21,388.90-4,398.82

Finding the Fourth Proportional to 14,258.54, 21,388.90 and 4,398.82

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Solution

The fourth proportional to 14,258.54, 21,388.90 and 4,398.82 is: 6,598.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.54 : 21,388.90 = 4,398.82 : x
  2. Step 2: Convert to fraction form
    14,258.54/21,388.90 = 4,398.82/x
  3. Step 3: Cross multiply
    14,258.54x = 21,388.90 × 4,398.82
  4. Step 4: Simplify right side
    14,258.54x = 94,085,921.10
  5. Step 5: Solve for x
    x = 94,085,921.10/14,258.54
  6. Step 6: Final answer
    x = 6,598.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.