Home / 14,550.04-20,081.25-8,888.08

Finding the Fourth Proportional to 14,550.04, 20,081.25 and 8,888.08

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Solution

The fourth proportional to 14,550.04, 20,081.25 and 8,888.08 is: 12,266.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,550.04 : 20,081.25 = 8,888.08 : x
  2. Step 2: Convert to fraction form
    14,550.04/20,081.25 = 8,888.08/x
  3. Step 3: Cross multiply
    14,550.04x = 20,081.25 × 8,888.08
  4. Step 4: Simplify right side
    14,550.04x = 178,483,756.50
  5. Step 5: Solve for x
    x = 178,483,756.50/14,550.04
  6. Step 6: Final answer
    x = 12,266.89

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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.