Home / 19,267.82-28,903.65-5,228.07

Finding the Fourth Proportional to 19,267.82, 28,903.65 and 5,228.07

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Solution

The fourth proportional to 19,267.82, 28,903.65 and 5,228.07 is: 7,842.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.82 : 28,903.65 = 5,228.07 : x
  2. Step 2: Convert to fraction form
    19,267.82/28,903.65 = 5,228.07/x
  3. Step 3: Cross multiply
    19,267.82x = 28,903.65 × 5,228.07
  4. Step 4: Simplify right side
    19,267.82x = 151,110,305.46
  5. Step 5: Solve for x
    x = 151,110,305.46/19,267.82
  6. Step 6: Final answer
    x = 7,842.63

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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.