Home / 29,138.08-40,210.56-16,562.56

Finding the Fourth Proportional to 29,138.08, 40,210.56 and 16,562.56

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Solution

The fourth proportional to 29,138.08, 40,210.56 and 16,562.56 is: 22,856.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,138.08 : 40,210.56 = 16,562.56 : x
  2. Step 2: Convert to fraction form
    29,138.08/40,210.56 = 16,562.56/x
  3. Step 3: Cross multiply
    29,138.08x = 40,210.56 × 16,562.56
  4. Step 4: Simplify right side
    29,138.08x = 665,989,812.63
  5. Step 5: Solve for x
    x = 665,989,812.63/29,138.08
  6. Step 6: Final answer
    x = 22,856.34

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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.