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Finding the Fourth Proportional to 35,291.54, 48,702.10 and 19,159.17

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Solution

The fourth proportional to 35,291.54, 48,702.10 and 19,159.17 is: 26,439.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,291.54 : 48,702.10 = 19,159.17 : x
  2. Step 2: Convert to fraction form
    35,291.54/48,702.10 = 19,159.17/x
  3. Step 3: Cross multiply
    35,291.54x = 48,702.10 × 19,159.17
  4. Step 4: Simplify right side
    35,291.54x = 933,091,813.26
  5. Step 5: Solve for x
    x = 933,091,813.26/35,291.54
  6. Step 6: Final answer
    x = 26,439.53

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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.