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Finding the Fourth Proportional to 40,548.37, 60,825.81 and 14,259.01

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Solution

The fourth proportional to 40,548.37, 60,825.81 and 14,259.01 is: 21,389.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,548.37 : 60,825.81 = 14,259.01 : x
  2. Step 2: Convert to fraction form
    40,548.37/60,825.81 = 14,259.01/x
  3. Step 3: Cross multiply
    40,548.37x = 60,825.81 × 14,259.01
  4. Step 4: Simplify right side
    40,548.37x = 867,315,833.05
  5. Step 5: Solve for x
    x = 867,315,833.05/40,548.37
  6. Step 6: Final answer
    x = 21,389.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.