Home / 35,756.23-53,613.57-13,557.49

Finding the Fourth Proportional to 35,756.23, 53,613.57 and 13,557.49

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Solution

The fourth proportional to 35,756.23, 53,613.57 and 13,557.49 is: 20,328.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,756.23 : 53,613.57 = 13,557.49 : x
  2. Step 2: Convert to fraction form
    35,756.23/53,613.57 = 13,557.49/x
  3. Step 3: Cross multiply
    35,756.23x = 53,613.57 × 13,557.49
  4. Step 4: Simplify right side
    35,756.23x = 726,865,619.39
  5. Step 5: Solve for x
    x = 726,865,619.39/35,756.23
  6. Step 6: Final answer
    x = 20,328.36

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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.