Home / 15,352.70-23,001.23-7,039.67

Finding the Fourth Proportional to 15,352.70, 23,001.23 and 7,039.67

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Solution

The fourth proportional to 15,352.70, 23,001.23 and 7,039.67 is: 10,546.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,352.70 : 23,001.23 = 7,039.67 : x
  2. Step 2: Convert to fraction form
    15,352.70/23,001.23 = 7,039.67/x
  3. Step 3: Cross multiply
    15,352.70x = 23,001.23 × 7,039.67
  4. Step 4: Simplify right side
    15,352.70x = 161,920,971.39
  5. Step 5: Solve for x
    x = 161,920,971.39/15,352.70
  6. Step 6: Final answer
    x = 10,546.75

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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.