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Finding the Fourth Proportional to 35,339.59, 48,768.63 and 19,424.00

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Solution

The fourth proportional to 35,339.59, 48,768.63 and 19,424.00 is: 26,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,339.59 : 48,768.63 = 19,424.00 : x
  2. Step 2: Convert to fraction form
    35,339.59/48,768.63 = 19,424.00/x
  3. Step 3: Cross multiply
    35,339.59x = 48,768.63 × 19,424.00
  4. Step 4: Simplify right side
    35,339.59x = 947,282,027.46
  5. Step 5: Solve for x
    x = 947,282,027.46/35,339.59
  6. Step 6: Final answer
    x = 26,805.12

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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.