Home / 19,037.17-28,550.21-5,709.63

Finding the Fourth Proportional to 19,037.17, 28,550.21 and 5,709.63

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Solution

The fourth proportional to 19,037.17, 28,550.21 and 5,709.63 is: 8,562.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,037.17 : 28,550.21 = 5,709.63 : x
  2. Step 2: Convert to fraction form
    19,037.17/28,550.21 = 5,709.63/x
  3. Step 3: Cross multiply
    19,037.17x = 28,550.21 × 5,709.63
  4. Step 4: Simplify right side
    19,037.17x = 163,011,214.04
  5. Step 5: Solve for x
    x = 163,011,214.04/19,037.17
  6. Step 6: Final answer
    x = 8,562.79

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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.