Home / 61,331.64-84,633.42-34,478.19

Finding the Fourth Proportional to 61,331.64, 84,633.42 and 34,478.19

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Solution

The fourth proportional to 61,331.64, 84,633.42 and 34,478.19 is: 47,577.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,331.64 : 84,633.42 = 34,478.19 : x
  2. Step 2: Convert to fraction form
    61,331.64/84,633.42 = 34,478.19/x
  3. Step 3: Cross multiply
    61,331.64x = 84,633.42 × 34,478.19
  4. Step 4: Simplify right side
    61,331.64x = 2,918,007,135.11
  5. Step 5: Solve for x
    x = 2,918,007,135.11/61,331.64
  6. Step 6: Final answer
    x = 47,577.52

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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.