Home / 36,258.96-50,038.16-20,344.48

Finding the Fourth Proportional to 36,258.96, 50,038.16 and 20,344.48

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Solution

The fourth proportional to 36,258.96, 50,038.16 and 20,344.48 is: 28,075.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,258.96 : 50,038.16 = 20,344.48 : x
  2. Step 2: Convert to fraction form
    36,258.96/50,038.16 = 20,344.48/x
  3. Step 3: Cross multiply
    36,258.96x = 50,038.16 × 20,344.48
  4. Step 4: Simplify right side
    36,258.96x = 1,018,000,345.36
  5. Step 5: Solve for x
    x = 1,018,000,345.36/36,258.96
  6. Step 6: Final answer
    x = 28,075.83

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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.