Home / 36,688.00-55,032.83-20,779.35

Finding the Fourth Proportional to 36,688.00, 55,032.83 and 20,779.35

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Solution

The fourth proportional to 36,688.00, 55,032.83 and 20,779.35 is: 31,169.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,688.00 : 55,032.83 = 20,779.35 : x
  2. Step 2: Convert to fraction form
    36,688.00/55,032.83 = 20,779.35/x
  3. Step 3: Cross multiply
    36,688.00x = 55,032.83 × 20,779.35
  4. Step 4: Simplify right side
    36,688.00x = 1,143,546,616.46
  5. Step 5: Solve for x
    x = 1,143,546,616.46/36,688.00
  6. Step 6: Final answer
    x = 31,169.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.