Home / 51,223.50-70,683.24-28,560.34

Finding the Fourth Proportional to 51,223.50, 70,683.24 and 28,560.34

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Solution

The fourth proportional to 51,223.50, 70,683.24 and 28,560.34 is: 39,410.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,223.50 : 70,683.24 = 28,560.34 : x
  2. Step 2: Convert to fraction form
    51,223.50/70,683.24 = 28,560.34/x
  3. Step 3: Cross multiply
    51,223.50x = 70,683.24 × 28,560.34
  4. Step 4: Simplify right side
    51,223.50x = 2,018,737,366.70
  5. Step 5: Solve for x
    x = 2,018,737,366.70/51,223.50
  6. Step 6: Final answer
    x = 39,410.38

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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.