Home / 12,652.58-17,459.23-7,346.36

Finding the Fourth Proportional to 12,652.58, 17,459.23 and 7,346.36

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Solution

The fourth proportional to 12,652.58, 17,459.23 and 7,346.36 is: 10,137.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,652.58 : 17,459.23 = 7,346.36 : x
  2. Step 2: Convert to fraction form
    12,652.58/17,459.23 = 7,346.36/x
  3. Step 3: Cross multiply
    12,652.58x = 17,459.23 × 7,346.36
  4. Step 4: Simplify right side
    12,652.58x = 128,261,788.90
  5. Step 5: Solve for x
    x = 128,261,788.90/12,652.58
  6. Step 6: Final answer
    x = 10,137.20

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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.