Home / 19,038.69-28,558.04-5,891.18

Finding the Fourth Proportional to 19,038.69, 28,558.04 and 5,891.18

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Solution

The fourth proportional to 19,038.69, 28,558.04 and 5,891.18 is: 8,836.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.69 : 28,558.04 = 5,891.18 : x
  2. Step 2: Convert to fraction form
    19,038.69/28,558.04 = 5,891.18/x
  3. Step 3: Cross multiply
    19,038.69x = 28,558.04 × 5,891.18
  4. Step 4: Simplify right side
    19,038.69x = 168,240,381.84
  5. Step 5: Solve for x
    x = 168,240,381.84/19,038.69
  6. Step 6: Final answer
    x = 8,836.76

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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.