Home / 25,836.48-35,671.32-16,290.72

Finding the Fourth Proportional to 25,836.48, 35,671.32 and 16,290.72

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Solution

The fourth proportional to 25,836.48, 35,671.32 and 16,290.72 is: 22,491.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,836.48 : 35,671.32 = 16,290.72 : x
  2. Step 2: Convert to fraction form
    25,836.48/35,671.32 = 16,290.72/x
  3. Step 3: Cross multiply
    25,836.48x = 35,671.32 × 16,290.72
  4. Step 4: Simplify right side
    25,836.48x = 581,111,486.15
  5. Step 5: Solve for x
    x = 581,111,486.15/25,836.48
  6. Step 6: Final answer
    x = 22,491.90

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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.