Home / 36,779.50-50,756.70-20,863.36

Finding the Fourth Proportional to 36,779.50, 50,756.70 and 20,863.36

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Solution

The fourth proportional to 36,779.50, 50,756.70 and 20,863.36 is: 28,792.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,779.50 : 50,756.70 = 20,863.36 : x
  2. Step 2: Convert to fraction form
    36,779.50/50,756.70 = 20,863.36/x
  3. Step 3: Cross multiply
    36,779.50x = 50,756.70 × 20,863.36
  4. Step 4: Simplify right side
    36,779.50x = 1,058,955,304.51
  5. Step 5: Solve for x
    x = 1,058,955,304.51/36,779.50
  6. Step 6: Final answer
    x = 28,792.00

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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.