Home / 46,720.32-64,489.68-28,807.44

Finding the Fourth Proportional to 46,720.32, 64,489.68 and 28,807.44

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Solution

The fourth proportional to 46,720.32, 64,489.68 and 28,807.44 is: 39,763.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,720.32 : 64,489.68 = 28,807.44 : x
  2. Step 2: Convert to fraction form
    46,720.32/64,489.68 = 28,807.44/x
  3. Step 3: Cross multiply
    46,720.32x = 64,489.68 × 28,807.44
  4. Step 4: Simplify right side
    46,720.32x = 1,857,782,587.22
  5. Step 5: Solve for x
    x = 1,857,782,587.22/46,720.32
  6. Step 6: Final answer
    x = 39,763.91

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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.