Home / 15,420.95-23,136.62-7,094.70

Finding the Fourth Proportional to 15,420.95, 23,136.62 and 7,094.70

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Solution

The fourth proportional to 15,420.95, 23,136.62 and 7,094.70 is: 10,644.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,420.95 : 23,136.62 = 7,094.70 : x
  2. Step 2: Convert to fraction form
    15,420.95/23,136.62 = 7,094.70/x
  3. Step 3: Cross multiply
    15,420.95x = 23,136.62 × 7,094.70
  4. Step 4: Simplify right side
    15,420.95x = 164,147,326.71
  5. Step 5: Solve for x
    x = 164,147,326.71/15,420.95
  6. Step 6: Final answer
    x = 10,644.44

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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.