Home / 29,113.30-40,164.69-18,354.63

Finding the Fourth Proportional to 29,113.30, 40,164.69 and 18,354.63

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Solution

The fourth proportional to 29,113.30, 40,164.69 and 18,354.63 is: 25,322.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,113.30 : 40,164.69 = 18,354.63 : x
  2. Step 2: Convert to fraction form
    29,113.30/40,164.69 = 18,354.63/x
  3. Step 3: Cross multiply
    29,113.30x = 40,164.69 × 18,354.63
  4. Step 4: Simplify right side
    29,113.30x = 737,208,024.01
  5. Step 5: Solve for x
    x = 737,208,024.01/29,113.30
  6. Step 6: Final answer
    x = 25,322.04

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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.