Home / 29,334.02-40,480.57-15,905.23

Finding the Fourth Proportional to 29,334.02, 40,480.57 and 15,905.23

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Solution

The fourth proportional to 29,334.02, 40,480.57 and 15,905.23 is: 21,949.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,334.02 : 40,480.57 = 15,905.23 : x
  2. Step 2: Convert to fraction form
    29,334.02/40,480.57 = 15,905.23/x
  3. Step 3: Cross multiply
    29,334.02x = 40,480.57 × 15,905.23
  4. Step 4: Simplify right side
    29,334.02x = 643,852,776.38
  5. Step 5: Solve for x
    x = 643,852,776.38/29,334.02
  6. Step 6: Final answer
    x = 21,949.01

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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.