Home / 23,417.76-35,140.38-8,636.98

Finding the Fourth Proportional to 23,417.76, 35,140.38 and 8,636.98

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Solution

The fourth proportional to 23,417.76, 35,140.38 and 8,636.98 is: 12,960.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,417.76 : 35,140.38 = 8,636.98 : x
  2. Step 2: Convert to fraction form
    23,417.76/35,140.38 = 8,636.98/x
  3. Step 3: Cross multiply
    23,417.76x = 35,140.38 × 8,636.98
  4. Step 4: Simplify right side
    23,417.76x = 303,506,753.48
  5. Step 5: Solve for x
    x = 303,506,753.48/23,417.76
  6. Step 6: Final answer
    x = 12,960.54

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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.