Home / 16,390.32-24,589.12-4,702.64

Finding the Fourth Proportional to 16,390.32, 24,589.12 and 4,702.64

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Solution

The fourth proportional to 16,390.32, 24,589.12 and 4,702.64 is: 7,055.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390.32 : 24,589.12 = 4,702.64 : x
  2. Step 2: Convert to fraction form
    16,390.32/24,589.12 = 4,702.64/x
  3. Step 3: Cross multiply
    16,390.32x = 24,589.12 × 4,702.64
  4. Step 4: Simplify right side
    16,390.32x = 115,633,779.28
  5. Step 5: Solve for x
    x = 115,633,779.28/16,390.32
  6. Step 6: Final answer
    x = 7,055.00

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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.