Home / 19,265.16-28,845.56-10,011.72

Finding the Fourth Proportional to 19,265.16, 28,845.56 and 10,011.72

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Solution

The fourth proportional to 19,265.16, 28,845.56 and 10,011.72 is: 14,990.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,265.16 : 28,845.56 = 10,011.72 : x
  2. Step 2: Convert to fraction form
    19,265.16/28,845.56 = 10,011.72/x
  3. Step 3: Cross multiply
    19,265.16x = 28,845.56 × 10,011.72
  4. Step 4: Simplify right side
    19,265.16x = 288,793,669.96
  5. Step 5: Solve for x
    x = 288,793,669.96/19,265.16
  6. Step 6: Final answer
    x = 14,990.46

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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.