Home / 13,893-20,836.32-4,030.08

Finding the Fourth Proportional to 13,893, 20,836.32 and 4,030.08

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Solution

The fourth proportional to 13,893, 20,836.32 and 4,030.08 is: 6,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893 : 20,836.32 = 4,030.08 : x
  2. Step 2: Convert to fraction form
    13,893/20,836.32 = 4,030.08/x
  3. Step 3: Cross multiply
    13,893x = 20,836.32 × 4,030.08
  4. Step 4: Simplify right side
    13,893x = 83,972,036.51
  5. Step 5: Solve for x
    x = 83,972,036.51/13,893
  6. Step 6: Final answer
    x = 6,044.20

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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.