Home / 36,223.40-49,987.53-20,307.51

Finding the Fourth Proportional to 36,223.40, 49,987.53 and 20,307.51

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Solution

The fourth proportional to 36,223.40, 49,987.53 and 20,307.51 is: 28,023.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,223.40 : 49,987.53 = 20,307.51 : x
  2. Step 2: Convert to fraction form
    36,223.40/49,987.53 = 20,307.51/x
  3. Step 3: Cross multiply
    36,223.40x = 49,987.53 × 20,307.51
  4. Step 4: Simplify right side
    36,223.40x = 1,015,122,265.35
  5. Step 5: Solve for x
    x = 1,015,122,265.35/36,223.40
  6. Step 6: Final answer
    x = 28,023.93

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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.