Home / 12,483.54-17,210.85-9,615.48

Finding the Fourth Proportional to 12,483.54, 17,210.85 and 9,615.48

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Solution

The fourth proportional to 12,483.54, 17,210.85 and 9,615.48 is: 13,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483.54 : 17,210.85 = 9,615.48 : x
  2. Step 2: Convert to fraction form
    12,483.54/17,210.85 = 9,615.48/x
  3. Step 3: Cross multiply
    12,483.54x = 17,210.85 × 9,615.48
  4. Step 4: Simplify right side
    12,483.54x = 165,490,583.96
  5. Step 5: Solve for x
    x = 165,490,583.96/12,483.54
  6. Step 6: Final answer
    x = 13,256.70

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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.