Home / 19,364.63-29,059.23-8,271.39

Finding the Fourth Proportional to 19,364.63, 29,059.23 and 8,271.39

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Solution

The fourth proportional to 19,364.63, 29,059.23 and 8,271.39 is: 12,412.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,364.63 : 29,059.23 = 8,271.39 : x
  2. Step 2: Convert to fraction form
    19,364.63/29,059.23 = 8,271.39/x
  3. Step 3: Cross multiply
    19,364.63x = 29,059.23 × 8,271.39
  4. Step 4: Simplify right side
    19,364.63x = 240,360,224.43
  5. Step 5: Solve for x
    x = 240,360,224.43/19,364.63
  6. Step 6: Final answer
    x = 12,412.33

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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.