Home / 21,582.96-32,376.03-7,541.35

Finding the Fourth Proportional to 21,582.96, 32,376.03 and 7,541.35

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Solution

The fourth proportional to 21,582.96, 32,376.03 and 7,541.35 is: 11,312.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,582.96 : 32,376.03 = 7,541.35 : x
  2. Step 2: Convert to fraction form
    21,582.96/32,376.03 = 7,541.35/x
  3. Step 3: Cross multiply
    21,582.96x = 32,376.03 × 7,541.35
  4. Step 4: Simplify right side
    21,582.96x = 244,159,067.95
  5. Step 5: Solve for x
    x = 244,159,067.95/21,582.96
  6. Step 6: Final answer
    x = 11,312.59

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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.