Home / 51,396.48-77,094.72-13,960.08

Finding the Fourth Proportional to 51,396.48, 77,094.72 and 13,960.08

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Solution

The fourth proportional to 51,396.48, 77,094.72 and 13,960.08 is: 20,940.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,396.48 : 77,094.72 = 13,960.08 : x
  2. Step 2: Convert to fraction form
    51,396.48/77,094.72 = 13,960.08/x
  3. Step 3: Cross multiply
    51,396.48x = 77,094.72 × 13,960.08
  4. Step 4: Simplify right side
    51,396.48x = 1,076,248,458.78
  5. Step 5: Solve for x
    x = 1,076,248,458.78/51,396.48
  6. Step 6: Final answer
    x = 20,940.12

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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.