Home / 57,555.19-79,429.82-34,896.35

Finding the Fourth Proportional to 57,555.19, 79,429.82 and 34,896.35

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Solution

The fourth proportional to 57,555.19, 79,429.82 and 34,896.35 is: 48,159.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,555.19 : 79,429.82 = 34,896.35 : x
  2. Step 2: Convert to fraction form
    57,555.19/79,429.82 = 34,896.35/x
  3. Step 3: Cross multiply
    57,555.19x = 79,429.82 × 34,896.35
  4. Step 4: Simplify right side
    57,555.19x = 2,771,810,799.16
  5. Step 5: Solve for x
    x = 2,771,810,799.16/57,555.19
  6. Step 6: Final answer
    x = 48,159.18

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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.