Home / 35,068.14-48,442.86-31,290.03

Finding the Fourth Proportional to 35,068.14, 48,442.86 and 31,290.03

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Solution

The fourth proportional to 35,068.14, 48,442.86 and 31,290.03 is: 43,223.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,068.14 : 48,442.86 = 31,290.03 : x
  2. Step 2: Convert to fraction form
    35,068.14/48,442.86 = 31,290.03/x
  3. Step 3: Cross multiply
    35,068.14x = 48,442.86 × 31,290.03
  4. Step 4: Simplify right side
    35,068.14x = 1,515,778,542.69
  5. Step 5: Solve for x
    x = 1,515,778,542.69/35,068.14
  6. Step 6: Final answer
    x = 43,223.81

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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.