Home / 29,549.23-40,777.95-16,120.54

Finding the Fourth Proportional to 29,549.23, 40,777.95 and 16,120.54

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Solution

The fourth proportional to 29,549.23, 40,777.95 and 16,120.54 is: 22,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,549.23 : 40,777.95 = 16,120.54 : x
  2. Step 2: Convert to fraction form
    29,549.23/40,777.95 = 16,120.54/x
  3. Step 3: Cross multiply
    29,549.23x = 40,777.95 × 16,120.54
  4. Step 4: Simplify right side
    29,549.23x = 657,362,574.09
  5. Step 5: Solve for x
    x = 657,362,574.09/29,549.23
  6. Step 6: Final answer
    x = 22,246.35

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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.