Home / 47,501.17-71,131.24-28,513.99

Finding the Fourth Proportional to 47,501.17, 71,131.24 and 28,513.99

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Solution

The fourth proportional to 47,501.17, 71,131.24 and 28,513.99 is: 42,698.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,501.17 : 71,131.24 = 28,513.99 : x
  2. Step 2: Convert to fraction form
    47,501.17/71,131.24 = 28,513.99/x
  3. Step 3: Cross multiply
    47,501.17x = 71,131.24 × 28,513.99
  4. Step 4: Simplify right side
    47,501.17x = 2,028,235,682.76
  5. Step 5: Solve for x
    x = 2,028,235,682.76/47,501.17
  6. Step 6: Final answer
    x = 42,698.65

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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.