Home / 19,210.10-28,815.14-6,071.69

Finding the Fourth Proportional to 19,210.10, 28,815.14 and 6,071.69

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Solution

The fourth proportional to 19,210.10, 28,815.14 and 6,071.69 is: 9,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,210.10 : 28,815.14 = 6,071.69 : x
  2. Step 2: Convert to fraction form
    19,210.10/28,815.14 = 6,071.69/x
  3. Step 3: Cross multiply
    19,210.10x = 28,815.14 × 6,071.69
  4. Step 4: Simplify right side
    19,210.10x = 174,956,684.60
  5. Step 5: Solve for x
    x = 174,956,684.60/19,210.10
  6. Step 6: Final answer
    x = 9,107.54

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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.