Home / 19,548.58-29,320.53-5,509.66

Finding the Fourth Proportional to 19,548.58, 29,320.53 and 5,509.66

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Solution

The fourth proportional to 19,548.58, 29,320.53 and 5,509.66 is: 8,263.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548.58 : 29,320.53 = 5,509.66 : x
  2. Step 2: Convert to fraction form
    19,548.58/29,320.53 = 5,509.66/x
  3. Step 3: Cross multiply
    19,548.58x = 29,320.53 × 5,509.66
  4. Step 4: Simplify right side
    19,548.58x = 161,546,151.32
  5. Step 5: Solve for x
    x = 161,546,151.32/19,548.58
  6. Step 6: Final answer
    x = 8,263.83

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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.