Home / 17,030.64-25,528.68-10,788.72

Finding the Fourth Proportional to 17,030.64, 25,528.68 and 10,788.72

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Solution

The fourth proportional to 17,030.64, 25,528.68 and 10,788.72 is: 16,172.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,030.64 : 25,528.68 = 10,788.72 : x
  2. Step 2: Convert to fraction form
    17,030.64/25,528.68 = 10,788.72/x
  3. Step 3: Cross multiply
    17,030.64x = 25,528.68 × 10,788.72
  4. Step 4: Simplify right side
    17,030.64x = 275,421,780.49
  5. Step 5: Solve for x
    x = 275,421,780.49/17,030.64
  6. Step 6: Final answer
    x = 16,172.13

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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.