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Finding the Fourth Proportional to 35,339.32, 48,768.64 and 19,206.63

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Solution

The fourth proportional to 35,339.32, 48,768.64 and 19,206.63 is: 26,505.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,339.32 : 48,768.64 = 19,206.63 : x
  2. Step 2: Convert to fraction form
    35,339.32/48,768.64 = 19,206.63/x
  3. Step 3: Cross multiply
    35,339.32x = 48,768.64 × 19,206.63
  4. Step 4: Simplify right side
    35,339.32x = 936,681,224.08
  5. Step 5: Solve for x
    x = 936,681,224.08/35,339.32
  6. Step 6: Final answer
    x = 26,505.36

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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.