Home / 34,827.72-48,065.22-19,723.02

Finding the Fourth Proportional to 34,827.72, 48,065.22 and 19,723.02

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Solution

The fourth proportional to 34,827.72, 48,065.22 and 19,723.02 is: 27,219.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,827.72 : 48,065.22 = 19,723.02 : x
  2. Step 2: Convert to fraction form
    34,827.72/48,065.22 = 19,723.02/x
  3. Step 3: Cross multiply
    34,827.72x = 48,065.22 × 19,723.02
  4. Step 4: Simplify right side
    34,827.72x = 947,991,295.36
  5. Step 5: Solve for x
    x = 947,991,295.36/34,827.72
  6. Step 6: Final answer
    x = 27,219.45

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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.