Home / 25,128.96-37,707.60-23,146.08

Finding the Fourth Proportional to 25,128.96, 37,707.60 and 23,146.08

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Solution

The fourth proportional to 25,128.96, 37,707.60 and 23,146.08 is: 34,732.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,128.96 : 37,707.60 = 23,146.08 : x
  2. Step 2: Convert to fraction form
    25,128.96/37,707.60 = 23,146.08/x
  3. Step 3: Cross multiply
    25,128.96x = 37,707.60 × 23,146.08
  4. Step 4: Simplify right side
    25,128.96x = 872,783,126.21
  5. Step 5: Solve for x
    x = 872,783,126.21/25,128.96
  6. Step 6: Final answer
    x = 34,732.16

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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.