Home / 17,730.19-24,475.74-12,628.99

Finding the Fourth Proportional to 17,730.19, 24,475.74 and 12,628.99

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Solution

The fourth proportional to 17,730.19, 24,475.74 and 12,628.99 is: 17,433.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.19 : 24,475.74 = 12,628.99 : x
  2. Step 2: Convert to fraction form
    17,730.19/24,475.74 = 12,628.99/x
  3. Step 3: Cross multiply
    17,730.19x = 24,475.74 × 12,628.99
  4. Step 4: Simplify right side
    17,730.19x = 309,103,875.70
  5. Step 5: Solve for x
    x = 309,103,875.70/17,730.19
  6. Step 6: Final answer
    x = 17,433.76

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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.