Home / 35,685.59-49,246.07-19,771.07

Finding the Fourth Proportional to 35,685.59, 49,246.07 and 19,771.07

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Solution

The fourth proportional to 35,685.59, 49,246.07 and 19,771.07 is: 27,284.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,685.59 : 49,246.07 = 19,771.07 : x
  2. Step 2: Convert to fraction form
    35,685.59/49,246.07 = 19,771.07/x
  3. Step 3: Cross multiply
    35,685.59x = 49,246.07 × 19,771.07
  4. Step 4: Simplify right side
    35,685.59x = 973,647,152.11
  5. Step 5: Solve for x
    x = 973,647,152.11/35,685.59
  6. Step 6: Final answer
    x = 27,284.05

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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.