Home / 29,449.68-40,646.40-16,703.12

Finding the Fourth Proportional to 29,449.68, 40,646.40 and 16,703.12

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Solution

The fourth proportional to 29,449.68, 40,646.40 and 16,703.12 is: 23,053.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,449.68 : 40,646.40 = 16,703.12 : x
  2. Step 2: Convert to fraction form
    29,449.68/40,646.40 = 16,703.12/x
  3. Step 3: Cross multiply
    29,449.68x = 40,646.40 × 16,703.12
  4. Step 4: Simplify right side
    29,449.68x = 678,921,696.77
  5. Step 5: Solve for x
    x = 678,921,696.77/29,449.68
  6. Step 6: Final answer
    x = 23,053.62

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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.