Home / 22,010.09-30,373.74-11,938.50

Finding the Fourth Proportional to 22,010.09, 30,373.74 and 11,938.50

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Solution

The fourth proportional to 22,010.09, 30,373.74 and 11,938.50 is: 16,475.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,010.09 : 30,373.74 = 11,938.50 : x
  2. Step 2: Convert to fraction form
    22,010.09/30,373.74 = 11,938.50/x
  3. Step 3: Cross multiply
    22,010.09x = 30,373.74 × 11,938.50
  4. Step 4: Simplify right side
    22,010.09x = 362,616,894.99
  5. Step 5: Solve for x
    x = 362,616,894.99/22,010.09
  6. Step 6: Final answer
    x = 16,475.03

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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.