Home / 14,355.78-21,535.29-6,562.50

Finding the Fourth Proportional to 14,355.78, 21,535.29 and 6,562.50

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Solution

The fourth proportional to 14,355.78, 21,535.29 and 6,562.50 is: 9,844.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355.78 : 21,535.29 = 6,562.50 : x
  2. Step 2: Convert to fraction form
    14,355.78/21,535.29 = 6,562.50/x
  3. Step 3: Cross multiply
    14,355.78x = 21,535.29 × 6,562.50
  4. Step 4: Simplify right side
    14,355.78x = 141,325,340.63
  5. Step 5: Solve for x
    x = 141,325,340.63/14,355.78
  6. Step 6: Final answer
    x = 9,844.49

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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.