Home / 49,106.90-67,767.61-27,886.16

Finding the Fourth Proportional to 49,106.90, 67,767.61 and 27,886.16

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Solution

The fourth proportional to 49,106.90, 67,767.61 and 27,886.16 is: 38,482.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,106.90 : 67,767.61 = 27,886.16 : x
  2. Step 2: Convert to fraction form
    49,106.90/67,767.61 = 27,886.16/x
  3. Step 3: Cross multiply
    49,106.90x = 67,767.61 × 27,886.16
  4. Step 4: Simplify right side
    49,106.90x = 1,889,778,415.28
  5. Step 5: Solve for x
    x = 1,889,778,415.28/49,106.90
  6. Step 6: Final answer
    x = 38,482.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.