Home / 51,403.47-70,915.07-34,413.18

Finding the Fourth Proportional to 51,403.47, 70,915.07 and 34,413.18

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Solution

The fourth proportional to 51,403.47, 70,915.07 and 34,413.18 is: 47,475.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,403.47 : 70,915.07 = 34,413.18 : x
  2. Step 2: Convert to fraction form
    51,403.47/70,915.07 = 34,413.18/x
  3. Step 3: Cross multiply
    51,403.47x = 70,915.07 × 34,413.18
  4. Step 4: Simplify right side
    51,403.47x = 2,440,412,896.56
  5. Step 5: Solve for x
    x = 2,440,412,896.56/51,403.47
  6. Step 6: Final answer
    x = 47,475.65

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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.