Home / 14,810.16-20,434.72-8,522.53

Finding the Fourth Proportional to 14,810.16, 20,434.72 and 8,522.53

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Solution

The fourth proportional to 14,810.16, 20,434.72 and 8,522.53 is: 11,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,810.16 : 20,434.72 = 8,522.53 : x
  2. Step 2: Convert to fraction form
    14,810.16/20,434.72 = 8,522.53/x
  3. Step 3: Cross multiply
    14,810.16x = 20,434.72 × 8,522.53
  4. Step 4: Simplify right side
    14,810.16x = 174,155,514.24
  5. Step 5: Solve for x
    x = 174,155,514.24/14,810.16
  6. Step 6: Final answer
    x = 11,759.20

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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.