Home / 35,453.61-53,180.42-9,160.47

Finding the Fourth Proportional to 35,453.61, 53,180.42 and 9,160.47

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Solution

The fourth proportional to 35,453.61, 53,180.42 and 9,160.47 is: 13,740.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.61 : 53,180.42 = 9,160.47 : x
  2. Step 2: Convert to fraction form
    35,453.61/53,180.42 = 9,160.47/x
  3. Step 3: Cross multiply
    35,453.61x = 53,180.42 × 9,160.47
  4. Step 4: Simplify right side
    35,453.61x = 487,157,596.20
  5. Step 5: Solve for x
    x = 487,157,596.20/35,453.61
  6. Step 6: Final answer
    x = 13,740.71

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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.