Home / 19,154.60-28,732.54-5,302.44

Finding the Fourth Proportional to 19,154.60, 28,732.54 and 5,302.44

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Solution

The fourth proportional to 19,154.60, 28,732.54 and 5,302.44 is: 7,953.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,154.60 : 28,732.54 = 5,302.44 : x
  2. Step 2: Convert to fraction form
    19,154.60/28,732.54 = 5,302.44/x
  3. Step 3: Cross multiply
    19,154.60x = 28,732.54 × 5,302.44
  4. Step 4: Simplify right side
    19,154.60x = 152,352,569.40
  5. Step 5: Solve for x
    x = 152,352,569.40/19,154.60
  6. Step 6: Final answer
    x = 7,953.84

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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.