Home / 19,220.61-26,524.90-10,722.67

Finding the Fourth Proportional to 19,220.61, 26,524.90 and 10,722.67

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Solution

The fourth proportional to 19,220.61, 26,524.90 and 10,722.67 is: 14,797.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,220.61 : 26,524.90 = 10,722.67 : x
  2. Step 2: Convert to fraction form
    19,220.61/26,524.90 = 10,722.67/x
  3. Step 3: Cross multiply
    19,220.61x = 26,524.90 × 10,722.67
  4. Step 4: Simplify right side
    19,220.61x = 284,417,616.86
  5. Step 5: Solve for x
    x = 284,417,616.86/19,220.61
  6. Step 6: Final answer
    x = 14,797.54

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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.