Home / 22,004.67-30,332.85-13,491.03

Finding the Fourth Proportional to 22,004.67, 30,332.85 and 13,491.03

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Solution

The fourth proportional to 22,004.67, 30,332.85 and 13,491.03 is: 18,597.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,004.67 : 30,332.85 = 13,491.03 : x
  2. Step 2: Convert to fraction form
    22,004.67/30,332.85 = 13,491.03/x
  3. Step 3: Cross multiply
    22,004.67x = 30,332.85 × 13,491.03
  4. Step 4: Simplify right side
    22,004.67x = 409,221,389.34
  5. Step 5: Solve for x
    x = 409,221,389.34/22,004.67
  6. Step 6: Final answer
    x = 18,597.02

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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.