Home / 29,567.72-40,734.14-20,598.99

Finding the Fourth Proportional to 29,567.72, 40,734.14 and 20,598.99

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Solution

The fourth proportional to 29,567.72, 40,734.14 and 20,598.99 is: 28,378.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,567.72 : 40,734.14 = 20,598.99 : x
  2. Step 2: Convert to fraction form
    29,567.72/40,734.14 = 20,598.99/x
  3. Step 3: Cross multiply
    29,567.72x = 40,734.14 × 20,598.99
  4. Step 4: Simplify right side
    29,567.72x = 839,082,039.52
  5. Step 5: Solve for x
    x = 839,082,039.52/29,567.72
  6. Step 6: Final answer
    x = 28,378.32

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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.