Home / 15,784.96-23,678.24-14,986.87

Finding the Fourth Proportional to 15,784.96, 23,678.24 and 14,986.87

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Solution

The fourth proportional to 15,784.96, 23,678.24 and 14,986.87 is: 22,481.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.96 : 23,678.24 = 14,986.87 : x
  2. Step 2: Convert to fraction form
    15,784.96/23,678.24 = 14,986.87/x
  3. Step 3: Cross multiply
    15,784.96x = 23,678.24 × 14,986.87
  4. Step 4: Simplify right side
    15,784.96x = 354,862,788.07
  5. Step 5: Solve for x
    x = 354,862,788.07/15,784.96
  6. Step 6: Final answer
    x = 22,481.07

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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.