Home / 14,567.75-20,106.81-10,314.39

Finding the Fourth Proportional to 14,567.75, 20,106.81 and 10,314.39

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Solution

The fourth proportional to 14,567.75, 20,106.81 and 10,314.39 is: 14,236.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,567.75 : 20,106.81 = 10,314.39 : x
  2. Step 2: Convert to fraction form
    14,567.75/20,106.81 = 10,314.39/x
  3. Step 3: Cross multiply
    14,567.75x = 20,106.81 × 10,314.39
  4. Step 4: Simplify right side
    14,567.75x = 207,389,480.00
  5. Step 5: Solve for x
    x = 207,389,480.00/14,567.75
  6. Step 6: Final answer
    x = 14,236.21

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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.