Home / 19,011.64-28,507.94-5,862.30

Finding the Fourth Proportional to 19,011.64, 28,507.94 and 5,862.30

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Solution

The fourth proportional to 19,011.64, 28,507.94 and 5,862.30 is: 8,790.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.64 : 28,507.94 = 5,862.30 : x
  2. Step 2: Convert to fraction form
    19,011.64/28,507.94 = 5,862.30/x
  3. Step 3: Cross multiply
    19,011.64x = 28,507.94 × 5,862.30
  4. Step 4: Simplify right side
    19,011.64x = 167,122,089.33
  5. Step 5: Solve for x
    x = 167,122,089.33/19,011.64
  6. Step 6: Final answer
    x = 8,790.52

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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.