Home / 15,428.34-23,122.26-7,106.94

Finding the Fourth Proportional to 15,428.34, 23,122.26 and 7,106.94

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Solution

The fourth proportional to 15,428.34, 23,122.26 and 7,106.94 is: 10,651.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,428.34 : 23,122.26 = 7,106.94 : x
  2. Step 2: Convert to fraction form
    15,428.34/23,122.26 = 7,106.94/x
  3. Step 3: Cross multiply
    15,428.34x = 23,122.26 × 7,106.94
  4. Step 4: Simplify right side
    15,428.34x = 164,328,514.48
  5. Step 5: Solve for x
    x = 164,328,514.48/15,428.34
  6. Step 6: Final answer
    x = 10,651.08

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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.