Home / 35,130.33-48,495.65-22,400.60

Finding the Fourth Proportional to 35,130.33, 48,495.65 and 22,400.60

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Solution

The fourth proportional to 35,130.33, 48,495.65 and 22,400.60 is: 30,922.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,130.33 : 48,495.65 = 22,400.60 : x
  2. Step 2: Convert to fraction form
    35,130.33/48,495.65 = 22,400.60/x
  3. Step 3: Cross multiply
    35,130.33x = 48,495.65 × 22,400.60
  4. Step 4: Simplify right side
    35,130.33x = 1,086,331,302.91
  5. Step 5: Solve for x
    x = 1,086,331,302.91/35,130.33
  6. Step 6: Final answer
    x = 30,922.89

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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.