Home / 57,896.20-79,897.32-34,023.40

Finding the Fourth Proportional to 57,896.20, 79,897.32 and 34,023.40

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Solution

The fourth proportional to 57,896.20, 79,897.32 and 34,023.40 is: 46,952.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,896.20 : 79,897.32 = 34,023.40 : x
  2. Step 2: Convert to fraction form
    57,896.20/79,897.32 = 34,023.40/x
  3. Step 3: Cross multiply
    57,896.20x = 79,897.32 × 34,023.40
  4. Step 4: Simplify right side
    57,896.20x = 2,718,378,477.29
  5. Step 5: Solve for x
    x = 2,718,378,477.29/57,896.20
  6. Step 6: Final answer
    x = 46,952.62

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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.