Home / 10,387.23-15,636.96-9,483.27

Finding the Fourth Proportional to 10,387.23, 15,636.96 and 9,483.27

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Solution

The fourth proportional to 10,387.23, 15,636.96 and 9,483.27 is: 14,276.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387.23 : 15,636.96 = 9,483.27 : x
  2. Step 2: Convert to fraction form
    10,387.23/15,636.96 = 9,483.27/x
  3. Step 3: Cross multiply
    10,387.23x = 15,636.96 × 9,483.27
  4. Step 4: Simplify right side
    10,387.23x = 148,289,513.66
  5. Step 5: Solve for x
    x = 148,289,513.66/10,387.23
  6. Step 6: Final answer
    x = 14,276.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.