Home / 14,875.26-20,527.93-8,161.50

Finding the Fourth Proportional to 14,875.26, 20,527.93 and 8,161.50

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Solution

The fourth proportional to 14,875.26, 20,527.93 and 8,161.50 is: 11,262.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,875.26 : 20,527.93 = 8,161.50 : x
  2. Step 2: Convert to fraction form
    14,875.26/20,527.93 = 8,161.50/x
  3. Step 3: Cross multiply
    14,875.26x = 20,527.93 × 8,161.50
  4. Step 4: Simplify right side
    14,875.26x = 167,538,700.70
  5. Step 5: Solve for x
    x = 167,538,700.70/14,875.26
  6. Step 6: Final answer
    x = 11,262.91

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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.