Home / 25,945.29-35,804.57-15,045.54

Finding the Fourth Proportional to 25,945.29, 35,804.57 and 15,045.54

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Solution

The fourth proportional to 25,945.29, 35,804.57 and 15,045.54 is: 20,762.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,945.29 : 35,804.57 = 15,045.54 : x
  2. Step 2: Convert to fraction form
    25,945.29/35,804.57 = 15,045.54/x
  3. Step 3: Cross multiply
    25,945.29x = 35,804.57 × 15,045.54
  4. Step 4: Simplify right side
    25,945.29x = 538,699,014.89
  5. Step 5: Solve for x
    x = 538,699,014.89/25,945.29
  6. Step 6: Final answer
    x = 20,762.88

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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.