Home / 35,819.93-49,430.51-19,903.97

Finding the Fourth Proportional to 35,819.93, 49,430.51 and 19,903.97

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Solution

The fourth proportional to 35,819.93, 49,430.51 and 19,903.97 is: 27,466.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,819.93 : 49,430.51 = 19,903.97 : x
  2. Step 2: Convert to fraction form
    35,819.93/49,430.51 = 19,903.97/x
  3. Step 3: Cross multiply
    35,819.93x = 49,430.51 × 19,903.97
  4. Step 4: Simplify right side
    35,819.93x = 983,863,041.45
  5. Step 5: Solve for x
    x = 983,863,041.45/35,819.93
  6. Step 6: Final answer
    x = 27,466.92

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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.