Home / 46,642.26-64,315.50-31,508.64

Finding the Fourth Proportional to 46,642.26, 64,315.50 and 31,508.64

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Solution

The fourth proportional to 46,642.26, 64,315.50 and 31,508.64 is: 43,447.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,642.26 : 64,315.50 = 31,508.64 : x
  2. Step 2: Convert to fraction form
    46,642.26/64,315.50 = 31,508.64/x
  3. Step 3: Cross multiply
    46,642.26x = 64,315.50 × 31,508.64
  4. Step 4: Simplify right side
    46,642.26x = 2,026,493,935.92
  5. Step 5: Solve for x
    x = 2,026,493,935.92/46,642.26
  6. Step 6: Final answer
    x = 43,447.59

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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.