Home / 15,010.48-20,702.64-14,004.44

Finding the Fourth Proportional to 15,010.48, 20,702.64 and 14,004.44

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Solution

The fourth proportional to 15,010.48, 20,702.64 and 14,004.44 is: 19,315.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,010.48 : 20,702.64 = 14,004.44 : x
  2. Step 2: Convert to fraction form
    15,010.48/20,702.64 = 14,004.44/x
  3. Step 3: Cross multiply
    15,010.48x = 20,702.64 × 14,004.44
  4. Step 4: Simplify right side
    15,010.48x = 289,928,879.72
  5. Step 5: Solve for x
    x = 289,928,879.72/15,010.48
  6. Step 6: Final answer
    x = 19,315.10

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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.