Home / 15,343.70-23,015.55-9,503.60

Finding the Fourth Proportional to 15,343.70, 23,015.55 and 9,503.60

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Solution

The fourth proportional to 15,343.70, 23,015.55 and 9,503.60 is: 14,255.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,343.70 : 23,015.55 = 9,503.60 : x
  2. Step 2: Convert to fraction form
    15,343.70/23,015.55 = 9,503.60/x
  3. Step 3: Cross multiply
    15,343.70x = 23,015.55 × 9,503.60
  4. Step 4: Simplify right side
    15,343.70x = 218,730,580.98
  5. Step 5: Solve for x
    x = 218,730,580.98/15,343.70
  6. Step 6: Final answer
    x = 14,255.40

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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.