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Finding the Fourth Proportional to 34,807.01, 48,033.72 and 18,891.47

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Solution

The fourth proportional to 34,807.01, 48,033.72 and 18,891.47 is: 26,070.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,807.01 : 48,033.72 = 18,891.47 : x
  2. Step 2: Convert to fraction form
    34,807.01/48,033.72 = 18,891.47/x
  3. Step 3: Cross multiply
    34,807.01x = 48,033.72 × 18,891.47
  4. Step 4: Simplify right side
    34,807.01x = 907,427,485.91
  5. Step 5: Solve for x
    x = 907,427,485.91/34,807.01
  6. Step 6: Final answer
    x = 26,070.25

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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.