Home / 14,258.73-19,676.70-7,885.92

Finding the Fourth Proportional to 14,258.73, 19,676.70 and 7,885.92

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Solution

The fourth proportional to 14,258.73, 19,676.70 and 7,885.92 is: 10,882.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.73 : 19,676.70 = 7,885.92 : x
  2. Step 2: Convert to fraction form
    14,258.73/19,676.70 = 7,885.92/x
  3. Step 3: Cross multiply
    14,258.73x = 19,676.70 × 7,885.92
  4. Step 4: Simplify right side
    14,258.73x = 155,168,882.06
  5. Step 5: Solve for x
    x = 155,168,882.06/14,258.73
  6. Step 6: Final answer
    x = 10,882.38

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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.