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Finding the Fourth Proportional to 35,424.52, 48,885.47 and 19,508.63

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Solution

The fourth proportional to 35,424.52, 48,885.47 and 19,508.63 is: 26,921.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,424.52 : 48,885.47 = 19,508.63 : x
  2. Step 2: Convert to fraction form
    35,424.52/48,885.47 = 19,508.63/x
  3. Step 3: Cross multiply
    35,424.52x = 48,885.47 × 19,508.63
  4. Step 4: Simplify right side
    35,424.52x = 953,688,546.61
  5. Step 5: Solve for x
    x = 953,688,546.61/35,424.52
  6. Step 6: Final answer
    x = 26,921.71

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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.