Home / 42,794.01-64,189.26-11,203.56

Finding the Fourth Proportional to 42,794.01, 64,189.26 and 11,203.56

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Solution

The fourth proportional to 42,794.01, 64,189.26 and 11,203.56 is: 16,804.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,794.01 : 64,189.26 = 11,203.56 : x
  2. Step 2: Convert to fraction form
    42,794.01/64,189.26 = 11,203.56/x
  3. Step 3: Cross multiply
    42,794.01x = 64,189.26 × 11,203.56
  4. Step 4: Simplify right side
    42,794.01x = 719,148,225.77
  5. Step 5: Solve for x
    x = 719,148,225.77/42,794.01
  6. Step 6: Final answer
    x = 16,804.88

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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.