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Finding the Fourth Proportional to 34,570.80, 47,692.80 and 26,600.40

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Solution

The fourth proportional to 34,570.80, 47,692.80 and 26,600.40 is: 36,697.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,570.80 : 47,692.80 = 26,600.40 : x
  2. Step 2: Convert to fraction form
    34,570.80/47,692.80 = 26,600.40/x
  3. Step 3: Cross multiply
    34,570.80x = 47,692.80 × 26,600.40
  4. Step 4: Simplify right side
    34,570.80x = 1,268,647,557.12
  5. Step 5: Solve for x
    x = 1,268,647,557.12/34,570.80
  6. Step 6: Final answer
    x = 36,697.08

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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.