Home / 19,287.23-26,616.81-10,788.98

Finding the Fourth Proportional to 19,287.23, 26,616.81 and 10,788.98

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Solution

The fourth proportional to 19,287.23, 26,616.81 and 10,788.98 is: 14,889.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,287.23 : 26,616.81 = 10,788.98 : x
  2. Step 2: Convert to fraction form
    19,287.23/26,616.81 = 10,788.98/x
  3. Step 3: Cross multiply
    19,287.23x = 26,616.81 × 10,788.98
  4. Step 4: Simplify right side
    19,287.23x = 287,168,097.67
  5. Step 5: Solve for x
    x = 287,168,097.67/19,287.23
  6. Step 6: Final answer
    x = 14,889.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.