Home / 25,707.48-35,477.16-14,222.54

Finding the Fourth Proportional to 25,707.48, 35,477.16 and 14,222.54

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Solution

The fourth proportional to 25,707.48, 35,477.16 and 14,222.54 is: 19,627.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,707.48 : 35,477.16 = 14,222.54 : x
  2. Step 2: Convert to fraction form
    25,707.48/35,477.16 = 14,222.54/x
  3. Step 3: Cross multiply
    25,707.48x = 35,477.16 × 14,222.54
  4. Step 4: Simplify right side
    25,707.48x = 504,575,327.19
  5. Step 5: Solve for x
    x = 504,575,327.19/25,707.48
  6. Step 6: Final answer
    x = 19,627.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.