Home / 15,897.23-23,845.84-4,210.45

Finding the Fourth Proportional to 15,897.23, 23,845.84 and 4,210.45

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Solution

The fourth proportional to 15,897.23, 23,845.84 and 4,210.45 is: 6,315.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,897.23 : 23,845.84 = 4,210.45 : x
  2. Step 2: Convert to fraction form
    15,897.23/23,845.84 = 4,210.45/x
  3. Step 3: Cross multiply
    15,897.23x = 23,845.84 × 4,210.45
  4. Step 4: Simplify right side
    15,897.23x = 100,401,695.98
  5. Step 5: Solve for x
    x = 100,401,695.98/15,897.23
  6. Step 6: Final answer
    x = 6,315.67

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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.