Home / 35,047.02-48,364.56-21,612.90

Finding the Fourth Proportional to 35,047.02, 48,364.56 and 21,612.90

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Solution

The fourth proportional to 35,047.02, 48,364.56 and 21,612.90 is: 29,825.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,047.02 : 48,364.56 = 21,612.90 : x
  2. Step 2: Convert to fraction form
    35,047.02/48,364.56 = 21,612.90/x
  3. Step 3: Cross multiply
    35,047.02x = 48,364.56 × 21,612.90
  4. Step 4: Simplify right side
    35,047.02x = 1,045,298,398.82
  5. Step 5: Solve for x
    x = 1,045,298,398.82/35,047.02
  6. Step 6: Final answer
    x = 29,825.60

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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.