Home / 49,989.69-68,985.81-27,328.32

Finding the Fourth Proportional to 49,989.69, 68,985.81 and 27,328.32

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Solution

The fourth proportional to 49,989.69, 68,985.81 and 27,328.32 is: 37,713.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,989.69 : 68,985.81 = 27,328.32 : x
  2. Step 2: Convert to fraction form
    49,989.69/68,985.81 = 27,328.32/x
  3. Step 3: Cross multiply
    49,989.69x = 68,985.81 × 27,328.32
  4. Step 4: Simplify right side
    49,989.69x = 1,885,266,291.14
  5. Step 5: Solve for x
    x = 1,885,266,291.14/49,989.69
  6. Step 6: Final answer
    x = 37,713.10

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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.