Home / 12,060.15-16,643.07-7,027.29

Finding the Fourth Proportional to 12,060.15, 16,643.07 and 7,027.29

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Solution

The fourth proportional to 12,060.15, 16,643.07 and 7,027.29 is: 9,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.15 : 16,643.07 = 7,027.29 : x
  2. Step 2: Convert to fraction form
    12,060.15/16,643.07 = 7,027.29/x
  3. Step 3: Cross multiply
    12,060.15x = 16,643.07 × 7,027.29
  4. Step 4: Simplify right side
    12,060.15x = 116,955,679.38
  5. Step 5: Solve for x
    x = 116,955,679.38/12,060.15
  6. Step 6: Final answer
    x = 9,697.70

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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.