Home / 35,683.71-53,536.38-13,503.90

Finding the Fourth Proportional to 35,683.71, 53,536.38 and 13,503.90

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Solution

The fourth proportional to 35,683.71, 53,536.38 and 13,503.90 is: 20,259.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,683.71 : 53,536.38 = 13,503.90 : x
  2. Step 2: Convert to fraction form
    35,683.71/53,536.38 = 13,503.90/x
  3. Step 3: Cross multiply
    35,683.71x = 53,536.38 × 13,503.90
  4. Step 4: Simplify right side
    35,683.71x = 722,949,921.88
  5. Step 5: Solve for x
    x = 722,949,921.88/35,683.71
  6. Step 6: Final answer
    x = 20,259.94

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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.