Home / 53,135.28-73,326.14-29,261.45

Finding the Fourth Proportional to 53,135.28, 73,326.14 and 29,261.45

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Solution

The fourth proportional to 53,135.28, 73,326.14 and 29,261.45 is: 40,380.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,135.28 : 73,326.14 = 29,261.45 : x
  2. Step 2: Convert to fraction form
    53,135.28/73,326.14 = 29,261.45/x
  3. Step 3: Cross multiply
    53,135.28x = 73,326.14 × 29,261.45
  4. Step 4: Simplify right side
    53,135.28x = 2,145,628,666.37
  5. Step 5: Solve for x
    x = 2,145,628,666.37/53,135.28
  6. Step 6: Final answer
    x = 40,380.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.