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Finding the Fourth Proportional to 35,364.30, 48,801.75 and 19,448.76

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Solution

The fourth proportional to 35,364.30, 48,801.75 and 19,448.76 is: 26,838.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,364.30 : 48,801.75 = 19,448.76 : x
  2. Step 2: Convert to fraction form
    35,364.30/48,801.75 = 19,448.76/x
  3. Step 3: Cross multiply
    35,364.30x = 48,801.75 × 19,448.76
  4. Step 4: Simplify right side
    35,364.30x = 949,133,495.64
  5. Step 5: Solve for x
    x = 949,133,495.64/35,364.30
  6. Step 6: Final answer
    x = 26,838.75

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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.