Home / 61,895.13-85,467.52-39,274.26

Finding the Fourth Proportional to 61,895.13, 85,467.52 and 39,274.26

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Solution

The fourth proportional to 61,895.13, 85,467.52 and 39,274.26 is: 54,231.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,895.13 : 85,467.52 = 39,274.26 : x
  2. Step 2: Convert to fraction form
    61,895.13/85,467.52 = 39,274.26/x
  3. Step 3: Cross multiply
    61,895.13x = 85,467.52 × 39,274.26
  4. Step 4: Simplify right side
    61,895.13x = 3,356,673,602.04
  5. Step 5: Solve for x
    x = 3,356,673,602.04/61,895.13
  6. Step 6: Final answer
    x = 54,231.63

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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.