Home / 35,230.02-48,622.40-21,805.60

Finding the Fourth Proportional to 35,230.02, 48,622.40 and 21,805.60

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Solution

The fourth proportional to 35,230.02, 48,622.40 and 21,805.60 is: 30,094.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,230.02 : 48,622.40 = 21,805.60 : x
  2. Step 2: Convert to fraction form
    35,230.02/48,622.40 = 21,805.60/x
  3. Step 3: Cross multiply
    35,230.02x = 48,622.40 × 21,805.60
  4. Step 4: Simplify right side
    35,230.02x = 1,060,240,605.44
  5. Step 5: Solve for x
    x = 1,060,240,605.44/35,230.02
  6. Step 6: Final answer
    x = 30,094.81

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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.