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Finding the Fourth Proportional to 35,364.32, 48,801.64 and 19,448.72

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Solution

The fourth proportional to 35,364.32, 48,801.64 and 19,448.72 is: 26,838.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,364.32 : 48,801.64 = 19,448.72 : x
  2. Step 2: Convert to fraction form
    35,364.32/48,801.64 = 19,448.72/x
  3. Step 3: Cross multiply
    35,364.32x = 48,801.64 × 19,448.72
  4. Step 4: Simplify right side
    35,364.32x = 949,129,139.27
  5. Step 5: Solve for x
    x = 949,129,139.27/35,364.32
  6. Step 6: Final answer
    x = 26,838.61

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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.