Home / 34,256.64-47,271.55-20,826.03

Finding the Fourth Proportional to 34,256.64, 47,271.55 and 20,826.03

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Solution

The fourth proportional to 34,256.64, 47,271.55 and 20,826.03 is: 28,738.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,256.64 : 47,271.55 = 20,826.03 : x
  2. Step 2: Convert to fraction form
    34,256.64/47,271.55 = 20,826.03/x
  3. Step 3: Cross multiply
    34,256.64x = 47,271.55 × 20,826.03
  4. Step 4: Simplify right side
    34,256.64x = 984,478,614.32
  5. Step 5: Solve for x
    x = 984,478,614.32/34,256.64
  6. Step 6: Final answer
    x = 28,738.33

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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.