Home / 17,779.32-26,670.51-4,631.70

Finding the Fourth Proportional to 17,779.32, 26,670.51 and 4,631.70

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Solution

The fourth proportional to 17,779.32, 26,670.51 and 4,631.70 is: 6,947.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,779.32 : 26,670.51 = 4,631.70 : x
  2. Step 2: Convert to fraction form
    17,779.32/26,670.51 = 4,631.70/x
  3. Step 3: Cross multiply
    17,779.32x = 26,670.51 × 4,631.70
  4. Step 4: Simplify right side
    17,779.32x = 123,529,801.17
  5. Step 5: Solve for x
    x = 123,529,801.17/17,779.32
  6. Step 6: Final answer
    x = 6,947.95

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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.