Home / 14,988.98-22,485.88-5,629.70

Finding the Fourth Proportional to 14,988.98, 22,485.88 and 5,629.70

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Solution

The fourth proportional to 14,988.98, 22,485.88 and 5,629.70 is: 8,445.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,988.98 : 22,485.88 = 5,629.70 : x
  2. Step 2: Convert to fraction form
    14,988.98/22,485.88 = 5,629.70/x
  3. Step 3: Cross multiply
    14,988.98x = 22,485.88 × 5,629.70
  4. Step 4: Simplify right side
    14,988.98x = 126,588,758.64
  5. Step 5: Solve for x
    x = 126,588,758.64/14,988.98
  6. Step 6: Final answer
    x = 8,445.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.