Home / 14,705.72-20,291.60-8,737.23

Finding the Fourth Proportional to 14,705.72, 20,291.60 and 8,737.23

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Solution

The fourth proportional to 14,705.72, 20,291.60 and 8,737.23 is: 12,056.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,705.72 : 20,291.60 = 8,737.23 : x
  2. Step 2: Convert to fraction form
    14,705.72/20,291.60 = 8,737.23/x
  3. Step 3: Cross multiply
    14,705.72x = 20,291.60 × 8,737.23
  4. Step 4: Simplify right side
    14,705.72x = 177,292,332.58
  5. Step 5: Solve for x
    x = 177,292,332.58/14,705.72
  6. Step 6: Final answer
    x = 12,056.02

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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.