Home / 35,933.60-53,905.80-12,553.76

Finding the Fourth Proportional to 35,933.60, 53,905.80 and 12,553.76

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Solution

The fourth proportional to 35,933.60, 53,905.80 and 12,553.76 is: 18,832.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,933.60 : 53,905.80 = 12,553.76 : x
  2. Step 2: Convert to fraction form
    35,933.60/53,905.80 = 12,553.76/x
  3. Step 3: Cross multiply
    35,933.60x = 53,905.80 × 12,553.76
  4. Step 4: Simplify right side
    35,933.60x = 676,720,475.81
  5. Step 5: Solve for x
    x = 676,720,475.81/35,933.60
  6. Step 6: Final answer
    x = 18,832.53

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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.