Home / 35,688.26-53,533.02-13,512.08

Finding the Fourth Proportional to 35,688.26, 53,533.02 and 13,512.08

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Solution

The fourth proportional to 35,688.26, 53,533.02 and 13,512.08 is: 20,268.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,688.26 : 53,533.02 = 13,512.08 : x
  2. Step 2: Convert to fraction form
    35,688.26/53,533.02 = 13,512.08/x
  3. Step 3: Cross multiply
    35,688.26x = 53,533.02 × 13,512.08
  4. Step 4: Simplify right side
    35,688.26x = 723,342,448.88
  5. Step 5: Solve for x
    x = 723,342,448.88/35,688.26
  6. Step 6: Final answer
    x = 20,268.36

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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.