Home / 14,320.80-19,762.65-8,033.04

Finding the Fourth Proportional to 14,320.80, 19,762.65 and 8,033.04

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Solution

The fourth proportional to 14,320.80, 19,762.65 and 8,033.04 is: 11,085.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.80 : 19,762.65 = 8,033.04 : x
  2. Step 2: Convert to fraction form
    14,320.80/19,762.65 = 8,033.04/x
  3. Step 3: Cross multiply
    14,320.80x = 19,762.65 × 8,033.04
  4. Step 4: Simplify right side
    14,320.80x = 158,754,157.96
  5. Step 5: Solve for x
    x = 158,754,157.96/14,320.80
  6. Step 6: Final answer
    x = 11,085.56

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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.