Home / 14,529.98-20,050.80-8,242.32

Finding the Fourth Proportional to 14,529.98, 20,050.80 and 8,242.32

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Solution

The fourth proportional to 14,529.98, 20,050.80 and 8,242.32 is: 11,374.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.98 : 20,050.80 = 8,242.32 : x
  2. Step 2: Convert to fraction form
    14,529.98/20,050.80 = 8,242.32/x
  3. Step 3: Cross multiply
    14,529.98x = 20,050.80 × 8,242.32
  4. Step 4: Simplify right side
    14,529.98x = 165,265,109.86
  5. Step 5: Solve for x
    x = 165,265,109.86/14,529.98
  6. Step 6: Final answer
    x = 11,374.08

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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.