Home / 46,715.41-64,467.25-28,820.80

Finding the Fourth Proportional to 46,715.41, 64,467.25 and 28,820.80

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Solution

The fourth proportional to 46,715.41, 64,467.25 and 28,820.80 is: 39,772.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,715.41 : 64,467.25 = 28,820.80 : x
  2. Step 2: Convert to fraction form
    46,715.41/64,467.25 = 28,820.80/x
  3. Step 3: Cross multiply
    46,715.41x = 64,467.25 × 28,820.80
  4. Step 4: Simplify right side
    46,715.41x = 1,857,997,718.80
  5. Step 5: Solve for x
    x = 1,857,997,718.80/46,715.41
  6. Step 6: Final answer
    x = 39,772.69

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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.