Home / 19,434.39-29,155.83-6,288.09

Finding the Fourth Proportional to 19,434.39, 29,155.83 and 6,288.09

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Solution

The fourth proportional to 19,434.39, 29,155.83 and 6,288.09 is: 9,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434.39 : 29,155.83 = 6,288.09 : x
  2. Step 2: Convert to fraction form
    19,434.39/29,155.83 = 6,288.09/x
  3. Step 3: Cross multiply
    19,434.39x = 29,155.83 × 6,288.09
  4. Step 4: Simplify right side
    19,434.39x = 183,334,483.06
  5. Step 5: Solve for x
    x = 183,334,483.06/19,434.39
  6. Step 6: Final answer
    x = 9,433.51

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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.