Home / 43,003.50-64,482-14,921.52

Finding the Fourth Proportional to 43,003.50, 64,482 and 14,921.52

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Solution

The fourth proportional to 43,003.50, 64,482 and 14,921.52 is: 22,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,003.50 : 64,482 = 14,921.52 : x
  2. Step 2: Convert to fraction form
    43,003.50/64,482 = 14,921.52/x
  3. Step 3: Cross multiply
    43,003.50x = 64,482 × 14,921.52
  4. Step 4: Simplify right side
    43,003.50x = 962,169,452.64
  5. Step 5: Solve for x
    x = 962,169,452.64/43,003.50
  6. Step 6: Final answer
    x = 22,374.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.