Home / 15,570.70-23,319.60-9,665.80

Finding the Fourth Proportional to 15,570.70, 23,319.60 and 9,665.80

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Solution

The fourth proportional to 15,570.70, 23,319.60 and 9,665.80 is: 14,476.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,570.70 : 23,319.60 = 9,665.80 : x
  2. Step 2: Convert to fraction form
    15,570.70/23,319.60 = 9,665.80/x
  3. Step 3: Cross multiply
    15,570.70x = 23,319.60 × 9,665.80
  4. Step 4: Simplify right side
    15,570.70x = 225,402,589.68
  5. Step 5: Solve for x
    x = 225,402,589.68/15,570.70
  6. Step 6: Final answer
    x = 14,476.07

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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.