Home / 35,749.76-49,318.08-22,312.32

Finding the Fourth Proportional to 35,749.76, 49,318.08 and 22,312.32

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Solution

The fourth proportional to 35,749.76, 49,318.08 and 22,312.32 is: 30,780.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,749.76 : 49,318.08 = 22,312.32 : x
  2. Step 2: Convert to fraction form
    35,749.76/49,318.08 = 22,312.32/x
  3. Step 3: Cross multiply
    35,749.76x = 49,318.08 × 22,312.32
  4. Step 4: Simplify right side
    35,749.76x = 1,100,400,782.75
  5. Step 5: Solve for x
    x = 1,100,400,782.75/35,749.76
  6. Step 6: Final answer
    x = 30,780.65

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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.