Home / 28,360.51-42,466.44-19,995.23

Finding the Fourth Proportional to 28,360.51, 42,466.44 and 19,995.23

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Solution

The fourth proportional to 28,360.51, 42,466.44 and 19,995.23 is: 29,940.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,360.51 : 42,466.44 = 19,995.23 : x
  2. Step 2: Convert to fraction form
    28,360.51/42,466.44 = 19,995.23/x
  3. Step 3: Cross multiply
    28,360.51x = 42,466.44 × 19,995.23
  4. Step 4: Simplify right side
    28,360.51x = 849,126,235.08
  5. Step 5: Solve for x
    x = 849,126,235.08/28,360.51
  6. Step 6: Final answer
    x = 29,940.44

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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.