Home / 39,767.32-59,636.36-11,680.16

Finding the Fourth Proportional to 39,767.32, 59,636.36 and 11,680.16

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Solution

The fourth proportional to 39,767.32, 59,636.36 and 11,680.16 is: 17,515.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,767.32 : 59,636.36 = 11,680.16 : x
  2. Step 2: Convert to fraction form
    39,767.32/59,636.36 = 11,680.16/x
  3. Step 3: Cross multiply
    39,767.32x = 59,636.36 × 11,680.16
  4. Step 4: Simplify right side
    39,767.32x = 696,562,226.62
  5. Step 5: Solve for x
    x = 696,562,226.62/39,767.32
  6. Step 6: Final answer
    x = 17,515.95

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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.