Home / 46,681.22-64,399.24-28,769.69

Finding the Fourth Proportional to 46,681.22, 64,399.24 and 28,769.69

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Solution

The fourth proportional to 46,681.22, 64,399.24 and 28,769.69 is: 39,689.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,681.22 : 64,399.24 = 28,769.69 : x
  2. Step 2: Convert to fraction form
    46,681.22/64,399.24 = 28,769.69/x
  3. Step 3: Cross multiply
    46,681.22x = 64,399.24 × 28,769.69
  4. Step 4: Simplify right side
    46,681.22x = 1,852,746,171.04
  5. Step 5: Solve for x
    x = 1,852,746,171.04/46,681.22
  6. Step 6: Final answer
    x = 39,689.33

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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.