Home / 29,689.02-40,971.31-16,261.54

Finding the Fourth Proportional to 29,689.02, 40,971.31 and 16,261.54

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Solution

The fourth proportional to 29,689.02, 40,971.31 and 16,261.54 is: 22,441.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,689.02 : 40,971.31 = 16,261.54 : x
  2. Step 2: Convert to fraction form
    29,689.02/40,971.31 = 16,261.54/x
  3. Step 3: Cross multiply
    29,689.02x = 40,971.31 × 16,261.54
  4. Step 4: Simplify right side
    29,689.02x = 666,256,453.34
  5. Step 5: Solve for x
    x = 666,256,453.34/29,689.02
  6. Step 6: Final answer
    x = 22,441.17

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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.