Home / 36,938.84-55,657.61-30,509.06

Finding the Fourth Proportional to 36,938.84, 55,657.61 and 30,509.06

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Solution

The fourth proportional to 36,938.84, 55,657.61 and 30,509.06 is: 45,969.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,938.84 : 55,657.61 = 30,509.06 : x
  2. Step 2: Convert to fraction form
    36,938.84/55,657.61 = 30,509.06/x
  3. Step 3: Cross multiply
    36,938.84x = 55,657.61 × 30,509.06
  4. Step 4: Simplify right side
    36,938.84x = 1,698,061,362.95
  5. Step 5: Solve for x
    x = 1,698,061,362.95/36,938.84
  6. Step 6: Final answer
    x = 45,969.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.