Home / 23,790.08-35,686.89-7,148.78

Finding the Fourth Proportional to 23,790.08, 35,686.89 and 7,148.78

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Solution

The fourth proportional to 23,790.08, 35,686.89 and 7,148.78 is: 10,723.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,790.08 : 35,686.89 = 7,148.78 : x
  2. Step 2: Convert to fraction form
    23,790.08/35,686.89 = 7,148.78/x
  3. Step 3: Cross multiply
    23,790.08x = 35,686.89 × 7,148.78
  4. Step 4: Simplify right side
    23,790.08x = 255,117,725.49
  5. Step 5: Solve for x
    x = 255,117,725.49/23,790.08
  6. Step 6: Final answer
    x = 10,723.70

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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.