Home / 35,733.40-53,561.70-13,538.20

Finding the Fourth Proportional to 35,733.40, 53,561.70 and 13,538.20

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Solution

The fourth proportional to 35,733.40, 53,561.70 and 13,538.20 is: 20,292.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,733.40 : 53,561.70 = 13,538.20 : x
  2. Step 2: Convert to fraction form
    35,733.40/53,561.70 = 13,538.20/x
  3. Step 3: Cross multiply
    35,733.40x = 53,561.70 × 13,538.20
  4. Step 4: Simplify right side
    35,733.40x = 725,129,006.94
  5. Step 5: Solve for x
    x = 725,129,006.94/35,733.40
  6. Step 6: Final answer
    x = 20,292.75

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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.