Home / 35,633.28-53,398.80-20,018.04

Finding the Fourth Proportional to 35,633.28, 53,398.80 and 20,018.04

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Solution

The fourth proportional to 35,633.28, 53,398.80 and 20,018.04 is: 29,998.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,633.28 : 53,398.80 = 20,018.04 : x
  2. Step 2: Convert to fraction form
    35,633.28/53,398.80 = 20,018.04/x
  3. Step 3: Cross multiply
    35,633.28x = 53,398.80 × 20,018.04
  4. Step 4: Simplify right side
    35,633.28x = 1,068,939,314.35
  5. Step 5: Solve for x
    x = 1,068,939,314.35/35,633.28
  6. Step 6: Final answer
    x = 29,998.34

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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.