Home / 13,971.06-19,271.61-8,594.40

Finding the Fourth Proportional to 13,971.06, 19,271.61 and 8,594.40

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Solution

The fourth proportional to 13,971.06, 19,271.61 and 8,594.40 is: 11,855.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,971.06 : 19,271.61 = 8,594.40 : x
  2. Step 2: Convert to fraction form
    13,971.06/19,271.61 = 8,594.40/x
  3. Step 3: Cross multiply
    13,971.06x = 19,271.61 × 8,594.40
  4. Step 4: Simplify right side
    13,971.06x = 165,627,924.98
  5. Step 5: Solve for x
    x = 165,627,924.98/13,971.06
  6. Step 6: Final answer
    x = 11,855.07

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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.