Home / 26,389.95-39,611.60-23,407.54

Finding the Fourth Proportional to 26,389.95, 39,611.60 and 23,407.54

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Solution

The fourth proportional to 26,389.95, 39,611.60 and 23,407.54 is: 35,134.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,389.95 : 39,611.60 = 23,407.54 : x
  2. Step 2: Convert to fraction form
    26,389.95/39,611.60 = 23,407.54/x
  3. Step 3: Cross multiply
    26,389.95x = 39,611.60 × 23,407.54
  4. Step 4: Simplify right side
    26,389.95x = 927,210,111.46
  5. Step 5: Solve for x
    x = 927,210,111.46/26,389.95
  6. Step 6: Final answer
    x = 35,134.97

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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.