Home / 12,367.08-17,068.32-7,652.88

Finding the Fourth Proportional to 12,367.08, 17,068.32 and 7,652.88

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Solution

The fourth proportional to 12,367.08, 17,068.32 and 7,652.88 is: 10,562.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367.08 : 17,068.32 = 7,652.88 : x
  2. Step 2: Convert to fraction form
    12,367.08/17,068.32 = 7,652.88/x
  3. Step 3: Cross multiply
    12,367.08x = 17,068.32 × 7,652.88
  4. Step 4: Simplify right side
    12,367.08x = 130,621,804.76
  5. Step 5: Solve for x
    x = 130,621,804.76/12,367.08
  6. Step 6: Final answer
    x = 10,562.06

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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.