Home / 46,094.78-69,139.74-12,816.74

Finding the Fourth Proportional to 46,094.78, 69,139.74 and 12,816.74

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Solution

The fourth proportional to 46,094.78, 69,139.74 and 12,816.74 is: 19,224.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,094.78 : 69,139.74 = 12,816.74 : x
  2. Step 2: Convert to fraction form
    46,094.78/69,139.74 = 12,816.74/x
  3. Step 3: Cross multiply
    46,094.78x = 69,139.74 × 12,816.74
  4. Step 4: Simplify right side
    46,094.78x = 886,146,071.25
  5. Step 5: Solve for x
    x = 886,146,071.25/46,094.78
  6. Step 6: Final answer
    x = 19,224.43

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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.