Home / 29,145.48-43,699.38-15,994.32

Finding the Fourth Proportional to 29,145.48, 43,699.38 and 15,994.32

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Solution

The fourth proportional to 29,145.48, 43,699.38 and 15,994.32 is: 23,981.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,145.48 : 43,699.38 = 15,994.32 : x
  2. Step 2: Convert to fraction form
    29,145.48/43,699.38 = 15,994.32/x
  3. Step 3: Cross multiply
    29,145.48x = 43,699.38 × 15,994.32
  4. Step 4: Simplify right side
    29,145.48x = 698,941,867.52
  5. Step 5: Solve for x
    x = 698,941,867.52/29,145.48
  6. Step 6: Final answer
    x = 23,981.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.