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Finding the Fourth Proportional to 35,362.76, 48,800.61 and 19,448.28

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Solution

The fourth proportional to 35,362.76, 48,800.61 and 19,448.28 is: 26,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,362.76 : 48,800.61 = 19,448.28 : x
  2. Step 2: Convert to fraction form
    35,362.76/48,800.61 = 19,448.28/x
  3. Step 3: Cross multiply
    35,362.76x = 48,800.61 × 19,448.28
  4. Step 4: Simplify right side
    35,362.76x = 949,087,927.45
  5. Step 5: Solve for x
    x = 949,087,927.45/35,362.76
  6. Step 6: Final answer
    x = 26,838.63

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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.