Home / 30,436.97-45,657.75-9,088

Finding the Fourth Proportional to 30,436.97, 45,657.75 and 9,088

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Solution

The fourth proportional to 30,436.97, 45,657.75 and 9,088 is: 13,632.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,436.97 : 45,657.75 = 9,088 : x
  2. Step 2: Convert to fraction form
    30,436.97/45,657.75 = 9,088/x
  3. Step 3: Cross multiply
    30,436.97x = 45,657.75 × 9,088
  4. Step 4: Simplify right side
    30,436.97x = 414,937,632
  5. Step 5: Solve for x
    x = 414,937,632/30,436.97
  6. Step 6: Final answer
    x = 13,632.69

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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.