Home / 29,525.48-40,748.35-18,192.56

Finding the Fourth Proportional to 29,525.48, 40,748.35 and 18,192.56

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Solution

The fourth proportional to 29,525.48, 40,748.35 and 18,192.56 is: 25,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,525.48 : 40,748.35 = 18,192.56 : x
  2. Step 2: Convert to fraction form
    29,525.48/40,748.35 = 18,192.56/x
  3. Step 3: Cross multiply
    29,525.48x = 40,748.35 × 18,192.56
  4. Step 4: Simplify right side
    29,525.48x = 741,316,802.28
  5. Step 5: Solve for x
    x = 741,316,802.28/29,525.48
  6. Step 6: Final answer
    x = 25,107.70

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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.