Home / 35,851.68-53,776.31-13,664.25

Finding the Fourth Proportional to 35,851.68, 53,776.31 and 13,664.25

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Solution

The fourth proportional to 35,851.68, 53,776.31 and 13,664.25 is: 20,495.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,851.68 : 53,776.31 = 13,664.25 : x
  2. Step 2: Convert to fraction form
    35,851.68/53,776.31 = 13,664.25/x
  3. Step 3: Cross multiply
    35,851.68x = 53,776.31 × 13,664.25
  4. Step 4: Simplify right side
    35,851.68x = 734,812,875.60
  5. Step 5: Solve for x
    x = 734,812,875.60/35,851.68
  6. Step 6: Final answer
    x = 20,495.91

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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.