Home / 29,783.10-41,041.44-21,261.18

Finding the Fourth Proportional to 29,783.10, 41,041.44 and 21,261.18

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Solution

The fourth proportional to 29,783.10, 41,041.44 and 21,261.18 is: 29,298.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,783.10 : 41,041.44 = 21,261.18 : x
  2. Step 2: Convert to fraction form
    29,783.10/41,041.44 = 21,261.18/x
  3. Step 3: Cross multiply
    29,783.10x = 41,041.44 × 21,261.18
  4. Step 4: Simplify right side
    29,783.10x = 872,589,443.30
  5. Step 5: Solve for x
    x = 872,589,443.30/29,783.10
  6. Step 6: Final answer
    x = 29,298.14

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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.