Home / 12,025.84-18,037.28-5,006.71

Finding the Fourth Proportional to 12,025.84, 18,037.28 and 5,006.71

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Solution

The fourth proportional to 12,025.84, 18,037.28 and 5,006.71 is: 7,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.84 : 18,037.28 = 5,006.71 : x
  2. Step 2: Convert to fraction form
    12,025.84/18,037.28 = 5,006.71/x
  3. Step 3: Cross multiply
    12,025.84x = 18,037.28 × 5,006.71
  4. Step 4: Simplify right side
    12,025.84x = 90,307,465.21
  5. Step 5: Solve for x
    x = 90,307,465.21/12,025.84
  6. Step 6: Final answer
    x = 7,509.45

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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.