Home / 23,698.80-35,538.60-8,108.40

Finding the Fourth Proportional to 23,698.80, 35,538.60 and 8,108.40

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Solution

The fourth proportional to 23,698.80, 35,538.60 and 8,108.40 is: 12,159.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,698.80 : 35,538.60 = 8,108.40 : x
  2. Step 2: Convert to fraction form
    23,698.80/35,538.60 = 8,108.40/x
  3. Step 3: Cross multiply
    23,698.80x = 35,538.60 × 8,108.40
  4. Step 4: Simplify right side
    23,698.80x = 288,161,184.24
  5. Step 5: Solve for x
    x = 288,161,184.24/23,698.80
  6. Step 6: Final answer
    x = 12,159.32

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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.