Home / 19,148.72-26,427.68-11,595.06

Finding the Fourth Proportional to 19,148.72, 26,427.68 and 11,595.06

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Solution

The fourth proportional to 19,148.72, 26,427.68 and 11,595.06 is: 16,002.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,148.72 : 26,427.68 = 11,595.06 : x
  2. Step 2: Convert to fraction form
    19,148.72/26,427.68 = 11,595.06/x
  3. Step 3: Cross multiply
    19,148.72x = 26,427.68 × 11,595.06
  4. Step 4: Simplify right side
    19,148.72x = 306,430,477.29
  5. Step 5: Solve for x
    x = 306,430,477.29/19,148.72
  6. Step 6: Final answer
    x = 16,002.67

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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.