Home / 15,710.99-23,561.48-5,179.05

Finding the Fourth Proportional to 15,710.99, 23,561.48 and 5,179.05

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Solution

The fourth proportional to 15,710.99, 23,561.48 and 5,179.05 is: 7,766.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,710.99 : 23,561.48 = 5,179.05 : x
  2. Step 2: Convert to fraction form
    15,710.99/23,561.48 = 5,179.05/x
  3. Step 3: Cross multiply
    15,710.99x = 23,561.48 × 5,179.05
  4. Step 4: Simplify right side
    15,710.99x = 122,026,088.66
  5. Step 5: Solve for x
    x = 122,026,088.66/15,710.99
  6. Step 6: Final answer
    x = 7,766.92

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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.