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Finding the Fourth Proportional to 14,597.19, 21,900.95 and 7,206.83

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Solution

The fourth proportional to 14,597.19, 21,900.95 and 7,206.83 is: 10,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,597.19 : 21,900.95 = 7,206.83 : x
  2. Step 2: Convert to fraction form
    14,597.19/21,900.95 = 7,206.83/x
  3. Step 3: Cross multiply
    14,597.19x = 21,900.95 × 7,206.83
  4. Step 4: Simplify right side
    14,597.19x = 157,836,423.49
  5. Step 5: Solve for x
    x = 157,836,423.49/14,597.19
  6. Step 6: Final answer
    x = 10,812.80

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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.