Home / 14,302.47-19,732.77-9,270.62

Finding the Fourth Proportional to 14,302.47, 19,732.77 and 9,270.62

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Solution

The fourth proportional to 14,302.47, 19,732.77 and 9,270.62 is: 12,790.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.47 : 19,732.77 = 9,270.62 : x
  2. Step 2: Convert to fraction form
    14,302.47/19,732.77 = 9,270.62/x
  3. Step 3: Cross multiply
    14,302.47x = 19,732.77 × 9,270.62
  4. Step 4: Simplify right side
    14,302.47x = 182,934,913.55
  5. Step 5: Solve for x
    x = 182,934,913.55/14,302.47
  6. Step 6: Final answer
    x = 12,790.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.