Home / 35,228.02-48,619.64-21,803.60

Finding the Fourth Proportional to 35,228.02, 48,619.64 and 21,803.60

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Solution

The fourth proportional to 35,228.02, 48,619.64 and 21,803.60 is: 30,092.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,228.02 : 48,619.64 = 21,803.60 : x
  2. Step 2: Convert to fraction form
    35,228.02/48,619.64 = 21,803.60/x
  3. Step 3: Cross multiply
    35,228.02x = 48,619.64 × 21,803.60
  4. Step 4: Simplify right side
    35,228.02x = 1,060,083,182.70
  5. Step 5: Solve for x
    x = 1,060,083,182.70/35,228.02
  6. Step 6: Final answer
    x = 30,092.05

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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.