Home / 12,541.64-17,307.45-7,236.45

Finding the Fourth Proportional to 12,541.64, 17,307.45 and 7,236.45

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Solution

The fourth proportional to 12,541.64, 17,307.45 and 7,236.45 is: 9,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541.64 : 17,307.45 = 7,236.45 : x
  2. Step 2: Convert to fraction form
    12,541.64/17,307.45 = 7,236.45/x
  3. Step 3: Cross multiply
    12,541.64x = 17,307.45 × 7,236.45
  4. Step 4: Simplify right side
    12,541.64x = 125,244,500.54
  5. Step 5: Solve for x
    x = 125,244,500.54/12,541.64
  6. Step 6: Final answer
    x = 9,986.30

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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.