Home / 35,586.24-49,108.80-19,671.60

Finding the Fourth Proportional to 35,586.24, 49,108.80 and 19,671.60

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Solution

The fourth proportional to 35,586.24, 49,108.80 and 19,671.60 is: 27,146.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,586.24 : 49,108.80 = 19,671.60 : x
  2. Step 2: Convert to fraction form
    35,586.24/49,108.80 = 19,671.60/x
  3. Step 3: Cross multiply
    35,586.24x = 49,108.80 × 19,671.60
  4. Step 4: Simplify right side
    35,586.24x = 966,048,670.08
  5. Step 5: Solve for x
    x = 966,048,670.08/35,586.24
  6. Step 6: Final answer
    x = 27,146.69

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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.