Home / 29,421.45-40,622.22-22,604.13

Finding the Fourth Proportional to 29,421.45, 40,622.22 and 22,604.13

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Solution

The fourth proportional to 29,421.45, 40,622.22 and 22,604.13 is: 31,209.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.45 : 40,622.22 = 22,604.13 : x
  2. Step 2: Convert to fraction form
    29,421.45/40,622.22 = 22,604.13/x
  3. Step 3: Cross multiply
    29,421.45x = 40,622.22 × 22,604.13
  4. Step 4: Simplify right side
    29,421.45x = 918,229,941.77
  5. Step 5: Solve for x
    x = 918,229,941.77/29,421.45
  6. Step 6: Final answer
    x = 31,209.54

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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.