Home / 35,540.51-53,272.48-18,011.70

Finding the Fourth Proportional to 35,540.51, 53,272.48 and 18,011.70

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Solution

The fourth proportional to 35,540.51, 53,272.48 and 18,011.70 is: 26,998.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,540.51 : 53,272.48 = 18,011.70 : x
  2. Step 2: Convert to fraction form
    35,540.51/53,272.48 = 18,011.70/x
  3. Step 3: Cross multiply
    35,540.51x = 53,272.48 × 18,011.70
  4. Step 4: Simplify right side
    35,540.51x = 959,527,928.02
  5. Step 5: Solve for x
    x = 959,527,928.02/35,540.51
  6. Step 6: Final answer
    x = 26,998.15

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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.