Home / 29,582.51-40,754.49-20,613.74

Finding the Fourth Proportional to 29,582.51, 40,754.49 and 20,613.74

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Solution

The fourth proportional to 29,582.51, 40,754.49 and 20,613.74 is: 28,398.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,582.51 : 40,754.49 = 20,613.74 : x
  2. Step 2: Convert to fraction form
    29,582.51/40,754.49 = 20,613.74/x
  3. Step 3: Cross multiply
    29,582.51x = 40,754.49 × 20,613.74
  4. Step 4: Simplify right side
    29,582.51x = 840,102,460.69
  5. Step 5: Solve for x
    x = 840,102,460.69/29,582.51
  6. Step 6: Final answer
    x = 28,398.62

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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.