Home / 35,988.55-49,661.94-19,856.05

Finding the Fourth Proportional to 35,988.55, 49,661.94 and 19,856.05

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Solution

The fourth proportional to 35,988.55, 49,661.94 and 19,856.05 is: 27,400.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,988.55 : 49,661.94 = 19,856.05 : x
  2. Step 2: Convert to fraction form
    35,988.55/49,661.94 = 19,856.05/x
  3. Step 3: Cross multiply
    35,988.55x = 49,661.94 × 19,856.05
  4. Step 4: Simplify right side
    35,988.55x = 986,089,715.43
  5. Step 5: Solve for x
    x = 986,089,715.43/35,988.55
  6. Step 6: Final answer
    x = 27,400.10

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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.