Home / 12,652.96-17,459.75-7,346.74

Finding the Fourth Proportional to 12,652.96, 17,459.75 and 7,346.74

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Solution

The fourth proportional to 12,652.96, 17,459.75 and 7,346.74 is: 10,137.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,652.96 : 17,459.75 = 7,346.74 : x
  2. Step 2: Convert to fraction form
    12,652.96/17,459.75 = 7,346.74/x
  3. Step 3: Cross multiply
    12,652.96x = 17,459.75 × 7,346.74
  4. Step 4: Simplify right side
    12,652.96x = 128,272,174.78
  5. Step 5: Solve for x
    x = 128,272,174.78/12,652.96
  6. Step 6: Final answer
    x = 10,137.72

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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.