Home / 22,516.13-33,779.72-15,865.60

Finding the Fourth Proportional to 22,516.13, 33,779.72 and 15,865.60

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Solution

The fourth proportional to 22,516.13, 33,779.72 and 15,865.60 is: 23,802.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,516.13 : 33,779.72 = 15,865.60 : x
  2. Step 2: Convert to fraction form
    22,516.13/33,779.72 = 15,865.60/x
  3. Step 3: Cross multiply
    22,516.13x = 33,779.72 × 15,865.60
  4. Step 4: Simplify right side
    22,516.13x = 535,935,690.83
  5. Step 5: Solve for x
    x = 535,935,690.83/22,516.13
  6. Step 6: Final answer
    x = 23,802.30

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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.