Home / 17,840.16-26,761.63-5,359.21

Finding the Fourth Proportional to 17,840.16, 26,761.63 and 5,359.21

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Solution

The fourth proportional to 17,840.16, 26,761.63 and 5,359.21 is: 8,039.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,840.16 : 26,761.63 = 5,359.21 : x
  2. Step 2: Convert to fraction form
    17,840.16/26,761.63 = 5,359.21/x
  3. Step 3: Cross multiply
    17,840.16x = 26,761.63 × 5,359.21
  4. Step 4: Simplify right side
    17,840.16x = 143,421,181.71
  5. Step 5: Solve for x
    x = 143,421,181.71/17,840.16
  6. Step 6: Final answer
    x = 8,039.23

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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.