Home / 61,974.36-85,524.58-33,680.05

Finding the Fourth Proportional to 61,974.36, 85,524.58 and 33,680.05

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Solution

The fourth proportional to 61,974.36, 85,524.58 and 33,680.05 is: 46,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,974.36 : 85,524.58 = 33,680.05 : x
  2. Step 2: Convert to fraction form
    61,974.36/85,524.58 = 33,680.05/x
  3. Step 3: Cross multiply
    61,974.36x = 85,524.58 × 33,680.05
  4. Step 4: Simplify right side
    61,974.36x = 2,880,472,130.63
  5. Step 5: Solve for x
    x = 2,880,472,130.63/61,974.36
  6. Step 6: Final answer
    x = 46,478.45

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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.