Home / 22,332.50-30,818.97-13,953.86

Finding the Fourth Proportional to 22,332.50, 30,818.97 and 13,953.86

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Solution

The fourth proportional to 22,332.50, 30,818.97 and 13,953.86 is: 19,256.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,332.50 : 30,818.97 = 13,953.86 : x
  2. Step 2: Convert to fraction form
    22,332.50/30,818.97 = 13,953.86/x
  3. Step 3: Cross multiply
    22,332.50x = 30,818.97 × 13,953.86
  4. Step 4: Simplify right side
    22,332.50x = 430,043,592.72
  5. Step 5: Solve for x
    x = 430,043,592.72/22,332.50
  6. Step 6: Final answer
    x = 19,256.40

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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.