Home / 51,233.75-70,702.44-28,572.77

Finding the Fourth Proportional to 51,233.75, 70,702.44 and 28,572.77

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Solution

The fourth proportional to 51,233.75, 70,702.44 and 28,572.77 is: 39,430.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,233.75 : 70,702.44 = 28,572.77 : x
  2. Step 2: Convert to fraction form
    51,233.75/70,702.44 = 28,572.77/x
  3. Step 3: Cross multiply
    51,233.75x = 70,702.44 × 28,572.77
  4. Step 4: Simplify right side
    51,233.75x = 2,020,164,556.56
  5. Step 5: Solve for x
    x = 2,020,164,556.56/51,233.75
  6. Step 6: Final answer
    x = 39,430.35

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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.