Home / 35,690.68-53,544.53-12,317.32

Finding the Fourth Proportional to 35,690.68, 53,544.53 and 12,317.32

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Solution

The fourth proportional to 35,690.68, 53,544.53 and 12,317.32 is: 18,478.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,690.68 : 53,544.53 = 12,317.32 : x
  2. Step 2: Convert to fraction form
    35,690.68/53,544.53 = 12,317.32/x
  3. Step 3: Cross multiply
    35,690.68x = 53,544.53 × 12,317.32
  4. Step 4: Simplify right side
    35,690.68x = 659,525,110.26
  5. Step 5: Solve for x
    x = 659,525,110.26/35,690.68
  6. Step 6: Final answer
    x = 18,478.92

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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.