Home / 15,352.86-23,010.66-7,021.20

Finding the Fourth Proportional to 15,352.86, 23,010.66 and 7,021.20

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Solution

The fourth proportional to 15,352.86, 23,010.66 and 7,021.20 is: 10,523.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,352.86 : 23,010.66 = 7,021.20 : x
  2. Step 2: Convert to fraction form
    15,352.86/23,010.66 = 7,021.20/x
  3. Step 3: Cross multiply
    15,352.86x = 23,010.66 × 7,021.20
  4. Step 4: Simplify right side
    15,352.86x = 161,562,445.99
  5. Step 5: Solve for x
    x = 161,562,445.99/15,352.86
  6. Step 6: Final answer
    x = 10,523.28

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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.