Home / 15,515.29-23,274.53-9,670.33

Finding the Fourth Proportional to 15,515.29, 23,274.53 and 9,670.33

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Solution

The fourth proportional to 15,515.29, 23,274.53 and 9,670.33 is: 14,506.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,515.29 : 23,274.53 = 9,670.33 : x
  2. Step 2: Convert to fraction form
    15,515.29/23,274.53 = 9,670.33/x
  3. Step 3: Cross multiply
    15,515.29x = 23,274.53 × 9,670.33
  4. Step 4: Simplify right side
    15,515.29x = 225,072,337.34
  5. Step 5: Solve for x
    x = 225,072,337.34/15,515.29
  6. Step 6: Final answer
    x = 14,506.49

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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.