Home / 15,503.47-23,254.67-6,738.38

Finding the Fourth Proportional to 15,503.47, 23,254.67 and 6,738.38

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Solution

The fourth proportional to 15,503.47, 23,254.67 and 6,738.38 is: 10,107.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,503.47 : 23,254.67 = 6,738.38 : x
  2. Step 2: Convert to fraction form
    15,503.47/23,254.67 = 6,738.38/x
  3. Step 3: Cross multiply
    15,503.47x = 23,254.67 × 6,738.38
  4. Step 4: Simplify right side
    15,503.47x = 156,698,803.23
  5. Step 5: Solve for x
    x = 156,698,803.23/15,503.47
  6. Step 6: Final answer
    x = 10,107.34

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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.