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Finding the Fourth Proportional to 35,290.71, 48,698.99 and 19,375.06

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Solution

The fourth proportional to 35,290.71, 48,698.99 and 19,375.06 is: 26,736.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,290.71 : 48,698.99 = 19,375.06 : x
  2. Step 2: Convert to fraction form
    35,290.71/48,698.99 = 19,375.06/x
  3. Step 3: Cross multiply
    35,290.71x = 48,698.99 × 19,375.06
  4. Step 4: Simplify right side
    35,290.71x = 943,545,853.19
  5. Step 5: Solve for x
    x = 943,545,853.19/35,290.71
  6. Step 6: Final answer
    x = 26,736.38

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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.