Home / 19,518.24-29,277.60-5,477.46

Finding the Fourth Proportional to 19,518.24, 29,277.60 and 5,477.46

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Solution

The fourth proportional to 19,518.24, 29,277.60 and 5,477.46 is: 8,216.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,518.24 : 29,277.60 = 5,477.46 : x
  2. Step 2: Convert to fraction form
    19,518.24/29,277.60 = 5,477.46/x
  3. Step 3: Cross multiply
    19,518.24x = 29,277.60 × 5,477.46
  4. Step 4: Simplify right side
    19,518.24x = 160,366,882.90
  5. Step 5: Solve for x
    x = 160,366,882.90/19,518.24
  6. Step 6: Final answer
    x = 8,216.26

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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.