Home / 14,528.40-21,737.64-8,886

Finding the Fourth Proportional to 14,528.40, 21,737.64 and 8,886

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Solution

The fourth proportional to 14,528.40, 21,737.64 and 8,886 is: 13,295.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.40 : 21,737.64 = 8,886 : x
  2. Step 2: Convert to fraction form
    14,528.40/21,737.64 = 8,886/x
  3. Step 3: Cross multiply
    14,528.40x = 21,737.64 × 8,886
  4. Step 4: Simplify right side
    14,528.40x = 193,160,669.04
  5. Step 5: Solve for x
    x = 193,160,669.04/14,528.40
  6. Step 6: Final answer
    x = 13,295.38

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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.