Home / 51,227.03-70,689.00-28,564.25

Finding the Fourth Proportional to 51,227.03, 70,689.00 and 28,564.25

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Solution

The fourth proportional to 51,227.03, 70,689.00 and 28,564.25 is: 39,416.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,227.03 : 70,689.00 = 28,564.25 : x
  2. Step 2: Convert to fraction form
    51,227.03/70,689.00 = 28,564.25/x
  3. Step 3: Cross multiply
    51,227.03x = 70,689.00 × 28,564.25
  4. Step 4: Simplify right side
    51,227.03x = 2,019,178,021.92
  5. Step 5: Solve for x
    x = 2,019,178,021.92/51,227.03
  6. Step 6: Final answer
    x = 39,416.26

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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.