Home / 35,608.14-53,412.14-13,426.49

Finding the Fourth Proportional to 35,608.14, 53,412.14 and 13,426.49

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Solution

The fourth proportional to 35,608.14, 53,412.14 and 13,426.49 is: 20,139.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,608.14 : 53,412.14 = 13,426.49 : x
  2. Step 2: Convert to fraction form
    35,608.14/53,412.14 = 13,426.49/x
  3. Step 3: Cross multiply
    35,608.14x = 53,412.14 × 13,426.49
  4. Step 4: Simplify right side
    35,608.14x = 717,137,730.69
  5. Step 5: Solve for x
    x = 717,137,730.69/35,608.14
  6. Step 6: Final answer
    x = 20,139.71

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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.