Home / 35,228.04-48,612.27-20,887.14

Finding the Fourth Proportional to 35,228.04, 48,612.27 and 20,887.14

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Solution

The fourth proportional to 35,228.04, 48,612.27 and 20,887.14 is: 28,822.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,228.04 : 48,612.27 = 20,887.14 : x
  2. Step 2: Convert to fraction form
    35,228.04/48,612.27 = 20,887.14/x
  3. Step 3: Cross multiply
    35,228.04x = 48,612.27 × 20,887.14
  4. Step 4: Simplify right side
    35,228.04x = 1,015,371,289.21
  5. Step 5: Solve for x
    x = 1,015,371,289.21/35,228.04
  6. Step 6: Final answer
    x = 28,822.82

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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.