Home / 35,004.90-48,309.64-19,902.30

Finding the Fourth Proportional to 35,004.90, 48,309.64 and 19,902.30

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Solution

The fourth proportional to 35,004.90, 48,309.64 and 19,902.30 is: 27,466.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,004.90 : 48,309.64 = 19,902.30 : x
  2. Step 2: Convert to fraction form
    35,004.90/48,309.64 = 19,902.30/x
  3. Step 3: Cross multiply
    35,004.90x = 48,309.64 × 19,902.30
  4. Step 4: Simplify right side
    35,004.90x = 961,473,079.58
  5. Step 5: Solve for x
    x = 961,473,079.58/35,004.90
  6. Step 6: Final answer
    x = 27,466.81

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1.5x scale

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.