Home / 14,946.12-20,626.20-9,283.99

Finding the Fourth Proportional to 14,946.12, 20,626.20 and 9,283.99

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Solution

The fourth proportional to 14,946.12, 20,626.20 and 9,283.99 is: 12,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946.12 : 20,626.20 = 9,283.99 : x
  2. Step 2: Convert to fraction form
    14,946.12/20,626.20 = 9,283.99/x
  3. Step 3: Cross multiply
    14,946.12x = 20,626.20 × 9,283.99
  4. Step 4: Simplify right side
    14,946.12x = 191,493,434.54
  5. Step 5: Solve for x
    x = 191,493,434.54/14,946.12
  6. Step 6: Final answer
    x = 12,812.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.