Home / 38,988.85-58,482.73-9,406.44

Finding the Fourth Proportional to 38,988.85, 58,482.73 and 9,406.44

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Solution

The fourth proportional to 38,988.85, 58,482.73 and 9,406.44 is: 14,109.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,988.85 : 58,482.73 = 9,406.44 : x
  2. Step 2: Convert to fraction form
    38,988.85/58,482.73 = 9,406.44/x
  3. Step 3: Cross multiply
    38,988.85x = 58,482.73 × 9,406.44
  4. Step 4: Simplify right side
    38,988.85x = 550,114,290.78
  5. Step 5: Solve for x
    x = 550,114,290.78/38,988.85
  6. Step 6: Final answer
    x = 14,109.53

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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.