Home / 46,955.52-64,682.88-40,219.20

Finding the Fourth Proportional to 46,955.52, 64,682.88 and 40,219.20

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Solution

The fourth proportional to 46,955.52, 64,682.88 and 40,219.20 is: 55,403.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,955.52 : 64,682.88 = 40,219.20 : x
  2. Step 2: Convert to fraction form
    46,955.52/64,682.88 = 40,219.20/x
  3. Step 3: Cross multiply
    46,955.52x = 64,682.88 × 40,219.20
  4. Step 4: Simplify right side
    46,955.52x = 2,601,493,687.30
  5. Step 5: Solve for x
    x = 2,601,493,687.30/46,955.52
  6. Step 6: Final answer
    x = 55,403.36

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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.