Home / 26,563.26-36,657.02-15,815.50

Finding the Fourth Proportional to 26,563.26, 36,657.02 and 15,815.50

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Solution

The fourth proportional to 26,563.26, 36,657.02 and 15,815.50 is: 21,825.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,563.26 : 36,657.02 = 15,815.50 : x
  2. Step 2: Convert to fraction form
    26,563.26/36,657.02 = 15,815.50/x
  3. Step 3: Cross multiply
    26,563.26x = 36,657.02 × 15,815.50
  4. Step 4: Simplify right side
    26,563.26x = 579,749,099.81
  5. Step 5: Solve for x
    x = 579,749,099.81/26,563.26
  6. Step 6: Final answer
    x = 21,825.22

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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.