Home / 12,027.04-16,566.36-8,484.16

Finding the Fourth Proportional to 12,027.04, 16,566.36 and 8,484.16

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Solution

The fourth proportional to 12,027.04, 16,566.36 and 8,484.16 is: 11,686.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.04 : 16,566.36 = 8,484.16 : x
  2. Step 2: Convert to fraction form
    12,027.04/16,566.36 = 8,484.16/x
  3. Step 3: Cross multiply
    12,027.04x = 16,566.36 × 8,484.16
  4. Step 4: Simplify right side
    12,027.04x = 140,551,648.86
  5. Step 5: Solve for x
    x = 140,551,648.86/12,027.04
  6. Step 6: Final answer
    x = 11,686.30

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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.