Home / 16,968.84-23,417.13-9,415.67

Finding the Fourth Proportional to 16,968.84, 23,417.13 and 9,415.67

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Solution

The fourth proportional to 16,968.84, 23,417.13 and 9,415.67 is: 12,993.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,968.84 : 23,417.13 = 9,415.67 : x
  2. Step 2: Convert to fraction form
    16,968.84/23,417.13 = 9,415.67/x
  3. Step 3: Cross multiply
    16,968.84x = 23,417.13 × 9,415.67
  4. Step 4: Simplify right side
    16,968.84x = 220,487,851.34
  5. Step 5: Solve for x
    x = 220,487,851.34/16,968.84
  6. Step 6: Final answer
    x = 12,993.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.