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Finding the Fourth Proportional to 16,603.60, 24,907.80 and 5,510.80

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Solution

The fourth proportional to 16,603.60, 24,907.80 and 5,510.80 is: 8,267.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,603.60 : 24,907.80 = 5,510.80 : x
  2. Step 2: Convert to fraction form
    16,603.60/24,907.80 = 5,510.80/x
  3. Step 3: Cross multiply
    16,603.60x = 24,907.80 × 5,510.80
  4. Step 4: Simplify right side
    16,603.60x = 137,261,904.24
  5. Step 5: Solve for x
    x = 137,261,904.24/16,603.60
  6. Step 6: Final answer
    x = 8,267.00

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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.