Home / 12,037.84-18,061.92-4,647.48

Finding the Fourth Proportional to 12,037.84, 18,061.92 and 4,647.48

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Solution

The fourth proportional to 12,037.84, 18,061.92 and 4,647.48 is: 6,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037.84 : 18,061.92 = 4,647.48 : x
  2. Step 2: Convert to fraction form
    12,037.84/18,061.92 = 4,647.48/x
  3. Step 3: Cross multiply
    12,037.84x = 18,061.92 × 4,647.48
  4. Step 4: Simplify right side
    12,037.84x = 83,942,496.63
  5. Step 5: Solve for x
    x = 83,942,496.63/12,037.84
  6. Step 6: Final answer
    x = 6,973.22

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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.