Home / 35,810.85-49,416.07-20,704.48

Finding the Fourth Proportional to 35,810.85, 49,416.07 and 20,704.48

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Solution

The fourth proportional to 35,810.85, 49,416.07 and 20,704.48 is: 28,570.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,810.85 : 49,416.07 = 20,704.48 : x
  2. Step 2: Convert to fraction form
    35,810.85/49,416.07 = 20,704.48/x
  3. Step 3: Cross multiply
    35,810.85x = 49,416.07 × 20,704.48
  4. Step 4: Simplify right side
    35,810.85x = 1,023,133,785.91
  5. Step 5: Solve for x
    x = 1,023,133,785.91/35,810.85
  6. Step 6: Final answer
    x = 28,570.50

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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.