Home / 15,643.71-23,464.92-5,782.77

Finding the Fourth Proportional to 15,643.71, 23,464.92 and 5,782.77

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Solution

The fourth proportional to 15,643.71, 23,464.92 and 5,782.77 is: 8,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,643.71 : 23,464.92 = 5,782.77 : x
  2. Step 2: Convert to fraction form
    15,643.71/23,464.92 = 5,782.77/x
  3. Step 3: Cross multiply
    15,643.71x = 23,464.92 × 5,782.77
  4. Step 4: Simplify right side
    15,643.71x = 135,692,235.43
  5. Step 5: Solve for x
    x = 135,692,235.43/15,643.71
  6. Step 6: Final answer
    x = 8,673.92

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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.