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Finding the Fourth Proportional to 34,980.80, 52,384.80 and 23,230.40

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Solution

The fourth proportional to 34,980.80, 52,384.80 and 23,230.40 is: 34,788.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,980.80 : 52,384.80 = 23,230.40 : x
  2. Step 2: Convert to fraction form
    34,980.80/52,384.80 = 23,230.40/x
  3. Step 3: Cross multiply
    34,980.80x = 52,384.80 × 23,230.40
  4. Step 4: Simplify right side
    34,980.80x = 1,216,919,857.92
  5. Step 5: Solve for x
    x = 1,216,919,857.92/34,980.80
  6. Step 6: Final answer
    x = 34,788.22

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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.