Home / 14,555.20-20,088.59-8,588.33

Finding the Fourth Proportional to 14,555.20, 20,088.59 and 8,588.33

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Solution

The fourth proportional to 14,555.20, 20,088.59 and 8,588.33 is: 11,853.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555.20 : 20,088.59 = 8,588.33 : x
  2. Step 2: Convert to fraction form
    14,555.20/20,088.59 = 8,588.33/x
  3. Step 3: Cross multiply
    14,555.20x = 20,088.59 × 8,588.33
  4. Step 4: Simplify right side
    14,555.20x = 172,527,440.15
  5. Step 5: Solve for x
    x = 172,527,440.15/14,555.20
  6. Step 6: Final answer
    x = 11,853.32

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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.