Home / 38,815.34-58,217.34-19,088.60

Finding the Fourth Proportional to 38,815.34, 58,217.34 and 19,088.60

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Solution

The fourth proportional to 38,815.34, 58,217.34 and 19,088.60 is: 28,630.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,815.34 : 58,217.34 = 19,088.60 : x
  2. Step 2: Convert to fraction form
    38,815.34/58,217.34 = 19,088.60/x
  3. Step 3: Cross multiply
    38,815.34x = 58,217.34 × 19,088.60
  4. Step 4: Simplify right side
    38,815.34x = 1,111,287,516.32
  5. Step 5: Solve for x
    x = 1,111,287,516.32/38,815.34
  6. Step 6: Final answer
    x = 28,630.11

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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.