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Finding the Fourth Proportional to 34,970.80, 52,585.80 and 29,268.40

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Solution

The fourth proportional to 34,970.80, 52,585.80 and 29,268.40 is: 44,011.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,970.80 : 52,585.80 = 29,268.40 : x
  2. Step 2: Convert to fraction form
    34,970.80/52,585.80 = 29,268.40/x
  3. Step 3: Cross multiply
    34,970.80x = 52,585.80 × 29,268.40
  4. Step 4: Simplify right side
    34,970.80x = 1,539,102,228.72
  5. Step 5: Solve for x
    x = 1,539,102,228.72/34,970.80
  6. Step 6: Final answer
    x = 44,011.07

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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.