Home / 35,055.08-48,351.96-20,897

Finding the Fourth Proportional to 35,055.08, 48,351.96 and 20,897

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Solution

The fourth proportional to 35,055.08, 48,351.96 and 20,897 is: 28,823.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,055.08 : 48,351.96 = 20,897 : x
  2. Step 2: Convert to fraction form
    35,055.08/48,351.96 = 20,897/x
  3. Step 3: Cross multiply
    35,055.08x = 48,351.96 × 20,897
  4. Step 4: Simplify right side
    35,055.08x = 1,010,410,908.12
  5. Step 5: Solve for x
    x = 1,010,410,908.12/35,055.08
  6. Step 6: Final answer
    x = 28,823.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.