Home / 35,763.03-49,341.56-20,653.70

Finding the Fourth Proportional to 35,763.03, 49,341.56 and 20,653.70

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Solution

The fourth proportional to 35,763.03, 49,341.56 and 20,653.70 is: 28,495.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,763.03 : 49,341.56 = 20,653.70 : x
  2. Step 2: Convert to fraction form
    35,763.03/49,341.56 = 20,653.70/x
  3. Step 3: Cross multiply
    35,763.03x = 49,341.56 × 20,653.70
  4. Step 4: Simplify right side
    35,763.03x = 1,019,085,427.80
  5. Step 5: Solve for x
    x = 1,019,085,427.80/35,763.03
  6. Step 6: Final answer
    x = 28,495.50

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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.