Home / 42,946.74-64,404.36-14,859.54

Finding the Fourth Proportional to 42,946.74, 64,404.36 and 14,859.54

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Solution

The fourth proportional to 42,946.74, 64,404.36 and 14,859.54 is: 22,283.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,946.74 : 64,404.36 = 14,859.54 : x
  2. Step 2: Convert to fraction form
    42,946.74/64,404.36 = 14,859.54/x
  3. Step 3: Cross multiply
    42,946.74x = 64,404.36 × 14,859.54
  4. Step 4: Simplify right side
    42,946.74x = 957,019,163.59
  5. Step 5: Solve for x
    x = 957,019,163.59/42,946.74
  6. Step 6: Final answer
    x = 22,283.86

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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.