Home / 22,782.24-34,119.36-13,402.08

Finding the Fourth Proportional to 22,782.24, 34,119.36 and 13,402.08

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Solution

The fourth proportional to 22,782.24, 34,119.36 and 13,402.08 is: 20,071.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,782.24 : 34,119.36 = 13,402.08 : x
  2. Step 2: Convert to fraction form
    22,782.24/34,119.36 = 13,402.08/x
  3. Step 3: Cross multiply
    22,782.24x = 34,119.36 × 13,402.08
  4. Step 4: Simplify right side
    22,782.24x = 457,270,392.27
  5. Step 5: Solve for x
    x = 457,270,392.27/22,782.24
  6. Step 6: Final answer
    x = 20,071.35

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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.