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Finding the Fourth Proportional to 14,803.70, 22,200.15 and 4,943.30

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Solution

The fourth proportional to 14,803.70, 22,200.15 and 4,943.30 is: 7,413.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,803.70 : 22,200.15 = 4,943.30 : x
  2. Step 2: Convert to fraction form
    14,803.70/22,200.15 = 4,943.30/x
  3. Step 3: Cross multiply
    14,803.70x = 22,200.15 × 4,943.30
  4. Step 4: Simplify right side
    14,803.70x = 109,742,001.50
  5. Step 5: Solve for x
    x = 109,742,001.50/14,803.70
  6. Step 6: Final answer
    x = 7,413.15

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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.