Home / 19,296.36-28,926.05-6,140.16

Finding the Fourth Proportional to 19,296.36, 28,926.05 and 6,140.16

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Solution

The fourth proportional to 19,296.36, 28,926.05 and 6,140.16 is: 9,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,296.36 : 28,926.05 = 6,140.16 : x
  2. Step 2: Convert to fraction form
    19,296.36/28,926.05 = 6,140.16/x
  3. Step 3: Cross multiply
    19,296.36x = 28,926.05 × 6,140.16
  4. Step 4: Simplify right side
    19,296.36x = 177,610,544.47
  5. Step 5: Solve for x
    x = 177,610,544.47/19,296.36
  6. Step 6: Final answer
    x = 9,204.35

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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.