Home / 23,510.45-35,355.18-18,777.22

Finding the Fourth Proportional to 23,510.45, 35,355.18 and 18,777.22

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Solution

The fourth proportional to 23,510.45, 35,355.18 and 18,777.22 is: 28,237.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,510.45 : 35,355.18 = 18,777.22 : x
  2. Step 2: Convert to fraction form
    23,510.45/35,355.18 = 18,777.22/x
  3. Step 3: Cross multiply
    23,510.45x = 35,355.18 × 18,777.22
  4. Step 4: Simplify right side
    23,510.45x = 663,871,975.03
  5. Step 5: Solve for x
    x = 663,871,975.03/23,510.45
  6. Step 6: Final answer
    x = 28,237.31

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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.