Home / 22,120.50-30,526.03-12,048.91

Finding the Fourth Proportional to 22,120.50, 30,526.03 and 12,048.91

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Solution

The fourth proportional to 22,120.50, 30,526.03 and 12,048.91 is: 16,627.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120.50 : 30,526.03 = 12,048.91 : x
  2. Step 2: Convert to fraction form
    22,120.50/30,526.03 = 12,048.91/x
  3. Step 3: Cross multiply
    22,120.50x = 30,526.03 × 12,048.91
  4. Step 4: Simplify right side
    22,120.50x = 367,805,388.13
  5. Step 5: Solve for x
    x = 367,805,388.13/22,120.50
  6. Step 6: Final answer
    x = 16,627.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.