Home / 29,328.06-40,454.80-17,383.40

Finding the Fourth Proportional to 29,328.06, 40,454.80 and 17,383.40

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Solution

The fourth proportional to 29,328.06, 40,454.80 and 17,383.40 is: 23,978.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328.06 : 40,454.80 = 17,383.40 : x
  2. Step 2: Convert to fraction form
    29,328.06/40,454.80 = 17,383.40/x
  3. Step 3: Cross multiply
    29,328.06x = 40,454.80 × 17,383.40
  4. Step 4: Simplify right side
    29,328.06x = 703,241,970.32
  5. Step 5: Solve for x
    x = 703,241,970.32/29,328.06
  6. Step 6: Final answer
    x = 23,978.47

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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.