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Finding the Fourth Proportional to 14,916.46, 22,359.91 and 7,004.81

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Solution

The fourth proportional to 14,916.46, 22,359.91 and 7,004.81 is: 10,500.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,916.46 : 22,359.91 = 7,004.81 : x
  2. Step 2: Convert to fraction form
    14,916.46/22,359.91 = 7,004.81/x
  3. Step 3: Cross multiply
    14,916.46x = 22,359.91 × 7,004.81
  4. Step 4: Simplify right side
    14,916.46x = 156,626,894.90
  5. Step 5: Solve for x
    x = 156,626,894.90/14,916.46
  6. Step 6: Final answer
    x = 10,500.27

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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.