Home / 35,256.75-48,652.70-21,117.39

Finding the Fourth Proportional to 35,256.75, 48,652.70 and 21,117.39

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Solution

The fourth proportional to 35,256.75, 48,652.70 and 21,117.39 is: 29,141.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,256.75 : 48,652.70 = 21,117.39 : x
  2. Step 2: Convert to fraction form
    35,256.75/48,652.70 = 21,117.39/x
  3. Step 3: Cross multiply
    35,256.75x = 48,652.70 × 21,117.39
  4. Step 4: Simplify right side
    35,256.75x = 1,027,417,934.87
  5. Step 5: Solve for x
    x = 1,027,417,934.87/35,256.75
  6. Step 6: Final answer
    x = 29,141.03

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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.