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Finding the Fourth Proportional to 14,598.63, 21,901.14 and 4,738.91

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Solution

The fourth proportional to 14,598.63, 21,901.14 and 4,738.91 is: 7,109.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,598.63 : 21,901.14 = 4,738.91 : x
  2. Step 2: Convert to fraction form
    14,598.63/21,901.14 = 4,738.91/x
  3. Step 3: Cross multiply
    14,598.63x = 21,901.14 × 4,738.91
  4. Step 4: Simplify right side
    14,598.63x = 103,787,421.85
  5. Step 5: Solve for x
    x = 103,787,421.85/14,598.63
  6. Step 6: Final answer
    x = 7,109.39

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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.