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Finding the Fourth Proportional to 35,020.41, 48,323.95 and 19,913.10

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Solution

The fourth proportional to 35,020.41, 48,323.95 and 19,913.10 is: 27,477.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,020.41 : 48,323.95 = 19,913.10 : x
  2. Step 2: Convert to fraction form
    35,020.41/48,323.95 = 19,913.10/x
  3. Step 3: Cross multiply
    35,020.41x = 48,323.95 × 19,913.10
  4. Step 4: Simplify right side
    35,020.41x = 962,279,648.75
  5. Step 5: Solve for x
    x = 962,279,648.75/35,020.41
  6. Step 6: Final answer
    x = 27,477.68

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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.