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Finding the Fourth Proportional to 34,053.60, 51,017.04 and 18,484.32

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Solution

The fourth proportional to 34,053.60, 51,017.04 and 18,484.32 is: 27,692.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,053.60 : 51,017.04 = 18,484.32 : x
  2. Step 2: Convert to fraction form
    34,053.60/51,017.04 = 18,484.32/x
  3. Step 3: Cross multiply
    34,053.60x = 51,017.04 × 18,484.32
  4. Step 4: Simplify right side
    34,053.60x = 943,015,292.81
  5. Step 5: Solve for x
    x = 943,015,292.81/34,053.60
  6. Step 6: Final answer
    x = 27,692.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.