Home / 13,973.02-20,953.38-7,397.67

Finding the Fourth Proportional to 13,973.02, 20,953.38 and 7,397.67

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Solution

The fourth proportional to 13,973.02, 20,953.38 and 7,397.67 is: 11,093.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973.02 : 20,953.38 = 7,397.67 : x
  2. Step 2: Convert to fraction form
    13,973.02/20,953.38 = 7,397.67/x
  3. Step 3: Cross multiply
    13,973.02x = 20,953.38 × 7,397.67
  4. Step 4: Simplify right side
    13,973.02x = 155,006,048.87
  5. Step 5: Solve for x
    x = 155,006,048.87/13,973.02
  6. Step 6: Final answer
    x = 11,093.24

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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.