Home / 35,505.12-52,987.68-31,568.64

Finding the Fourth Proportional to 35,505.12, 52,987.68 and 31,568.64

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Solution

The fourth proportional to 35,505.12, 52,987.68 and 31,568.64 is: 47,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,505.12 : 52,987.68 = 31,568.64 : x
  2. Step 2: Convert to fraction form
    35,505.12/52,987.68 = 31,568.64/x
  3. Step 3: Cross multiply
    35,505.12x = 52,987.68 × 31,568.64
  4. Step 4: Simplify right side
    35,505.12x = 1,672,748,994.36
  5. Step 5: Solve for x
    x = 1,672,748,994.36/35,505.12
  6. Step 6: Final answer
    x = 47,112.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.