Home / 19,415.44-29,127.72-5,564.08

Finding the Fourth Proportional to 19,415.44, 29,127.72 and 5,564.08

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Solution

The fourth proportional to 19,415.44, 29,127.72 and 5,564.08 is: 8,347.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,415.44 : 29,127.72 = 5,564.08 : x
  2. Step 2: Convert to fraction form
    19,415.44/29,127.72 = 5,564.08/x
  3. Step 3: Cross multiply
    19,415.44x = 29,127.72 × 5,564.08
  4. Step 4: Simplify right side
    19,415.44x = 162,068,964.30
  5. Step 5: Solve for x
    x = 162,068,964.30/19,415.44
  6. Step 6: Final answer
    x = 8,347.43

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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.