Home / 28,352.48-42,482.64-16,676.32

Finding the Fourth Proportional to 28,352.48, 42,482.64 and 16,676.32

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Solution

The fourth proportional to 28,352.48, 42,482.64 and 16,676.32 is: 24,987.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,352.48 : 42,482.64 = 16,676.32 : x
  2. Step 2: Convert to fraction form
    28,352.48/42,482.64 = 16,676.32/x
  3. Step 3: Cross multiply
    28,352.48x = 42,482.64 × 16,676.32
  4. Step 4: Simplify right side
    28,352.48x = 708,454,099.08
  5. Step 5: Solve for x
    x = 708,454,099.08/28,352.48
  6. Step 6: Final answer
    x = 24,987.38

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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.