Home / 35,336.45-48,764.94-19,420.86

Finding the Fourth Proportional to 35,336.45, 48,764.94 and 19,420.86

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Solution

The fourth proportional to 35,336.45, 48,764.94 and 19,420.86 is: 26,801.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,336.45 : 48,764.94 = 19,420.86 : x
  2. Step 2: Convert to fraction form
    35,336.45/48,764.94 = 19,420.86/x
  3. Step 3: Cross multiply
    35,336.45x = 48,764.94 × 19,420.86
  4. Step 4: Simplify right side
    35,336.45x = 947,057,182.69
  5. Step 5: Solve for x
    x = 947,057,182.69/35,336.45
  6. Step 6: Final answer
    x = 26,801.14

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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.