Home / 35,064.74-48,392.82-20,917.58

Finding the Fourth Proportional to 35,064.74, 48,392.82 and 20,917.58

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Solution

The fourth proportional to 35,064.74, 48,392.82 and 20,917.58 is: 28,868.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,064.74 : 48,392.82 = 20,917.58 : x
  2. Step 2: Convert to fraction form
    35,064.74/48,392.82 = 20,917.58/x
  3. Step 3: Cross multiply
    35,064.74x = 48,392.82 × 20,917.58
  4. Step 4: Simplify right side
    35,064.74x = 1,012,260,683.78
  5. Step 5: Solve for x
    x = 1,012,260,683.78/35,064.74
  6. Step 6: Final answer
    x = 28,868.34

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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.