Home / 30,024.42-45,064.86-15,243.93

Finding the Fourth Proportional to 30,024.42, 45,064.86 and 15,243.93

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Solution

The fourth proportional to 30,024.42, 45,064.86 and 15,243.93 is: 22,880.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,024.42 : 45,064.86 = 15,243.93 : x
  2. Step 2: Convert to fraction form
    30,024.42/45,064.86 = 15,243.93/x
  3. Step 3: Cross multiply
    30,024.42x = 45,064.86 × 15,243.93
  4. Step 4: Simplify right side
    30,024.42x = 686,965,571.30
  5. Step 5: Solve for x
    x = 686,965,571.30/30,024.42
  6. Step 6: Final answer
    x = 22,880.23

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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.