Home / 14,258.78-21,388.24-4,901.52

Finding the Fourth Proportional to 14,258.78, 21,388.24 and 4,901.52

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Solution

The fourth proportional to 14,258.78, 21,388.24 and 4,901.52 is: 7,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.78 : 21,388.24 = 4,901.52 : x
  2. Step 2: Convert to fraction form
    14,258.78/21,388.24 = 4,901.52/x
  3. Step 3: Cross multiply
    14,258.78x = 21,388.24 × 4,901.52
  4. Step 4: Simplify right side
    14,258.78x = 104,834,886.12
  5. Step 5: Solve for x
    x = 104,834,886.12/14,258.78
  6. Step 6: Final answer
    x = 7,352.30

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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.