Home / 21,376.60-32,068.41-6,585.52

Finding the Fourth Proportional to 21,376.60, 32,068.41 and 6,585.52

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Solution

The fourth proportional to 21,376.60, 32,068.41 and 6,585.52 is: 9,879.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,376.60 : 32,068.41 = 6,585.52 : x
  2. Step 2: Convert to fraction form
    21,376.60/32,068.41 = 6,585.52/x
  3. Step 3: Cross multiply
    21,376.60x = 32,068.41 × 6,585.52
  4. Step 4: Simplify right side
    21,376.60x = 211,187,155.42
  5. Step 5: Solve for x
    x = 211,187,155.42/21,376.60
  6. Step 6: Final answer
    x = 9,879.36

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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.