Home / 30,938.95-46,409.15-7,565.59

Finding the Fourth Proportional to 30,938.95, 46,409.15 and 7,565.59

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Solution

The fourth proportional to 30,938.95, 46,409.15 and 7,565.59 is: 11,348.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,938.95 : 46,409.15 = 7,565.59 : x
  2. Step 2: Convert to fraction form
    30,938.95/46,409.15 = 7,565.59/x
  3. Step 3: Cross multiply
    30,938.95x = 46,409.15 × 7,565.59
  4. Step 4: Simplify right side
    30,938.95x = 351,112,601.15
  5. Step 5: Solve for x
    x = 351,112,601.15/30,938.95
  6. Step 6: Final answer
    x = 11,348.56

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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.