Home / 15,809.34-23,715.23-4,715.16

Finding the Fourth Proportional to 15,809.34, 23,715.23 and 4,715.16

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Solution

The fourth proportional to 15,809.34, 23,715.23 and 4,715.16 is: 7,073.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,809.34 : 23,715.23 = 4,715.16 : x
  2. Step 2: Convert to fraction form
    15,809.34/23,715.23 = 4,715.16/x
  3. Step 3: Cross multiply
    15,809.34x = 23,715.23 × 4,715.16
  4. Step 4: Simplify right side
    15,809.34x = 111,821,103.89
  5. Step 5: Solve for x
    x = 111,821,103.89/15,809.34
  6. Step 6: Final answer
    x = 7,073.10

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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.