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Finding the Fourth Proportional to 35,226.40, 52,794.80 and 14,426.40

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Solution

The fourth proportional to 35,226.40, 52,794.80 and 14,426.40 is: 21,621.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,226.40 : 52,794.80 = 14,426.40 : x
  2. Step 2: Convert to fraction form
    35,226.40/52,794.80 = 14,426.40/x
  3. Step 3: Cross multiply
    35,226.40x = 52,794.80 × 14,426.40
  4. Step 4: Simplify right side
    35,226.40x = 761,638,902.72
  5. Step 5: Solve for x
    x = 761,638,902.72/35,226.40
  6. Step 6: Final answer
    x = 21,621.25

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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.