Home / 45,501.72-62,831.07-28,534.38

Finding the Fourth Proportional to 45,501.72, 62,831.07 and 28,534.38

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Solution

The fourth proportional to 45,501.72, 62,831.07 and 28,534.38 is: 39,401.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,501.72 : 62,831.07 = 28,534.38 : x
  2. Step 2: Convert to fraction form
    45,501.72/62,831.07 = 28,534.38/x
  3. Step 3: Cross multiply
    45,501.72x = 62,831.07 × 28,534.38
  4. Step 4: Simplify right side
    45,501.72x = 1,792,845,627.19
  5. Step 5: Solve for x
    x = 1,792,845,627.19/45,501.72
  6. Step 6: Final answer
    x = 39,401.71

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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.