Home / 25,645.95-35,407.40-16,576.05

Finding the Fourth Proportional to 25,645.95, 35,407.40 and 16,576.05

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Solution

The fourth proportional to 25,645.95, 35,407.40 and 16,576.05 is: 22,885.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,645.95 : 35,407.40 = 16,576.05 : x
  2. Step 2: Convert to fraction form
    25,645.95/35,407.40 = 16,576.05/x
  3. Step 3: Cross multiply
    25,645.95x = 35,407.40 × 16,576.05
  4. Step 4: Simplify right side
    25,645.95x = 586,914,922.94
  5. Step 5: Solve for x
    x = 586,914,922.94/25,645.95
  6. Step 6: Final answer
    x = 22,885.29

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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.