Home / 14,529.92-20,055.40-8,565.04

Finding the Fourth Proportional to 14,529.92, 20,055.40 and 8,565.04

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Solution

The fourth proportional to 14,529.92, 20,055.40 and 8,565.04 is: 11,822.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.92 : 20,055.40 = 8,565.04 : x
  2. Step 2: Convert to fraction form
    14,529.92/20,055.40 = 8,565.04/x
  3. Step 3: Cross multiply
    14,529.92x = 20,055.40 × 8,565.04
  4. Step 4: Simplify right side
    14,529.92x = 171,775,303.22
  5. Step 5: Solve for x
    x = 171,775,303.22/14,529.92
  6. Step 6: Final answer
    x = 11,822.18

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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.