Home / 29,345.68-40,500.98-18,012.77

Finding the Fourth Proportional to 29,345.68, 40,500.98 and 18,012.77

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Solution

The fourth proportional to 29,345.68, 40,500.98 and 18,012.77 is: 24,860.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,345.68 : 40,500.98 = 18,012.77 : x
  2. Step 2: Convert to fraction form
    29,345.68/40,500.98 = 18,012.77/x
  3. Step 3: Cross multiply
    29,345.68x = 40,500.98 × 18,012.77
  4. Step 4: Simplify right side
    29,345.68x = 729,534,837.51
  5. Step 5: Solve for x
    x = 729,534,837.51/29,345.68
  6. Step 6: Final answer
    x = 24,860.04

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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.