Home / 19,511.92-26,926.49-10,559.51

Finding the Fourth Proportional to 19,511.92, 26,926.49 and 10,559.51

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Solution

The fourth proportional to 19,511.92, 26,926.49 and 10,559.51 is: 14,572.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511.92 : 26,926.49 = 10,559.51 : x
  2. Step 2: Convert to fraction form
    19,511.92/26,926.49 = 10,559.51/x
  3. Step 3: Cross multiply
    19,511.92x = 26,926.49 × 10,559.51
  4. Step 4: Simplify right side
    19,511.92x = 284,330,432.19
  5. Step 5: Solve for x
    x = 284,330,432.19/19,511.92
  6. Step 6: Final answer
    x = 14,572.14

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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.