Home / 14,820.84-20,453.41-8,535.24

Finding the Fourth Proportional to 14,820.84, 20,453.41 and 8,535.24

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Solution

The fourth proportional to 14,820.84, 20,453.41 and 8,535.24 is: 11,779.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,820.84 : 20,453.41 = 8,535.24 : x
  2. Step 2: Convert to fraction form
    14,820.84/20,453.41 = 8,535.24/x
  3. Step 3: Cross multiply
    14,820.84x = 20,453.41 × 8,535.24
  4. Step 4: Simplify right side
    14,820.84x = 174,574,639.56
  5. Step 5: Solve for x
    x = 174,574,639.56/14,820.84
  6. Step 6: Final answer
    x = 11,779.00

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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.