Home / 22,223.79-33,298.74-15,636.12

Finding the Fourth Proportional to 22,223.79, 33,298.74 and 15,636.12

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Solution

The fourth proportional to 22,223.79, 33,298.74 and 15,636.12 is: 23,428.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,223.79 : 33,298.74 = 15,636.12 : x
  2. Step 2: Convert to fraction form
    22,223.79/33,298.74 = 15,636.12/x
  3. Step 3: Cross multiply
    22,223.79x = 33,298.74 × 15,636.12
  4. Step 4: Simplify right side
    22,223.79x = 520,663,094.49
  5. Step 5: Solve for x
    x = 520,663,094.49/22,223.79
  6. Step 6: Final answer
    x = 23,428.19

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1.5x scale

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.