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Finding the Fourth Proportional to 15,295.94, 22,906.55 and 10,603.00

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Solution

The fourth proportional to 15,295.94, 22,906.55 and 10,603.00 is: 15,878.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,295.94 : 22,906.55 = 10,603.00 : x
  2. Step 2: Convert to fraction form
    15,295.94/22,906.55 = 10,603.00/x
  3. Step 3: Cross multiply
    15,295.94x = 22,906.55 × 10,603.00
  4. Step 4: Simplify right side
    15,295.94x = 242,878,145.15
  5. Step 5: Solve for x
    x = 242,878,145.15/15,295.94
  6. Step 6: Final answer
    x = 15,878.60

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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.