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Finding the Fourth Proportional to 29,103.60, 43,655.40 and 17,410.80

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Solution

The fourth proportional to 29,103.60, 43,655.40 and 17,410.80 is: 26,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,103.60 : 43,655.40 = 17,410.80 : x
  2. Step 2: Convert to fraction form
    29,103.60/43,655.40 = 17,410.80/x
  3. Step 3: Cross multiply
    29,103.60x = 43,655.40 × 17,410.80
  4. Step 4: Simplify right side
    29,103.60x = 760,075,438.32
  5. Step 5: Solve for x
    x = 760,075,438.32/29,103.60
  6. Step 6: Final answer
    x = 26,116.20

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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.