Home / 14,820.87-20,454.63-8,852.52

Finding the Fourth Proportional to 14,820.87, 20,454.63 and 8,852.52

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Solution

The fourth proportional to 14,820.87, 20,454.63 and 8,852.52 is: 12,217.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,820.87 : 20,454.63 = 8,852.52 : x
  2. Step 2: Convert to fraction form
    14,820.87/20,454.63 = 8,852.52/x
  3. Step 3: Cross multiply
    14,820.87x = 20,454.63 × 8,852.52
  4. Step 4: Simplify right side
    14,820.87x = 181,075,021.17
  5. Step 5: Solve for x
    x = 181,075,021.17/14,820.87
  6. Step 6: Final answer
    x = 12,217.57

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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.