Home / 14,355.96-21,528.48-9,424.29

Finding the Fourth Proportional to 14,355.96, 21,528.48 and 9,424.29

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Solution

The fourth proportional to 14,355.96, 21,528.48 and 9,424.29 is: 14,132.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,355.96 : 21,528.48 = 9,424.29 : x
  2. Step 2: Convert to fraction form
    14,355.96/21,528.48 = 9,424.29/x
  3. Step 3: Cross multiply
    14,355.96x = 21,528.48 × 9,424.29
  4. Step 4: Simplify right side
    14,355.96x = 202,890,638.78
  5. Step 5: Solve for x
    x = 202,890,638.78/14,355.96
  6. Step 6: Final answer
    x = 14,132.85

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1.5x scale

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.