Home / 19,258.89-28,892.65-6,437.02

Finding the Fourth Proportional to 19,258.89, 28,892.65 and 6,437.02

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Solution

The fourth proportional to 19,258.89, 28,892.65 and 6,437.02 is: 9,656.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,258.89 : 28,892.65 = 6,437.02 : x
  2. Step 2: Convert to fraction form
    19,258.89/28,892.65 = 6,437.02/x
  3. Step 3: Cross multiply
    19,258.89x = 28,892.65 × 6,437.02
  4. Step 4: Simplify right side
    19,258.89x = 185,982,421.44
  5. Step 5: Solve for x
    x = 185,982,421.44/19,258.89
  6. Step 6: Final answer
    x = 9,656.97

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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.