Home / 39,210.39-58,815.78-9,628.23

Finding the Fourth Proportional to 39,210.39, 58,815.78 and 9,628.23

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Solution

The fourth proportional to 39,210.39, 58,815.78 and 9,628.23 is: 14,442.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,210.39 : 58,815.78 = 9,628.23 : x
  2. Step 2: Convert to fraction form
    39,210.39/58,815.78 = 9,628.23/x
  3. Step 3: Cross multiply
    39,210.39x = 58,815.78 × 9,628.23
  4. Step 4: Simplify right side
    39,210.39x = 566,291,800.56
  5. Step 5: Solve for x
    x = 566,291,800.56/39,210.39
  6. Step 6: Final answer
    x = 14,442.39

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Similar ratio
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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.