Home / 19,440.51-29,165.38-6,292.87

Finding the Fourth Proportional to 19,440.51, 29,165.38 and 6,292.87

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Solution

The fourth proportional to 19,440.51, 29,165.38 and 6,292.87 is: 9,440.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440.51 : 29,165.38 = 6,292.87 : x
  2. Step 2: Convert to fraction form
    19,440.51/29,165.38 = 6,292.87/x
  3. Step 3: Cross multiply
    19,440.51x = 29,165.38 × 6,292.87
  4. Step 4: Simplify right side
    19,440.51x = 183,534,055.65
  5. Step 5: Solve for x
    x = 183,534,055.65/19,440.51
  6. Step 6: Final answer
    x = 9,440.81

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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.