Home / 25,608.94-38,312.08-19,386.92

Finding the Fourth Proportional to 25,608.94, 38,312.08 and 19,386.92

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Solution

The fourth proportional to 25,608.94, 38,312.08 and 19,386.92 is: 29,003.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,608.94 : 38,312.08 = 19,386.92 : x
  2. Step 2: Convert to fraction form
    25,608.94/38,312.08 = 19,386.92/x
  3. Step 3: Cross multiply
    25,608.94x = 38,312.08 × 19,386.92
  4. Step 4: Simplify right side
    25,608.94x = 742,753,229.99
  5. Step 5: Solve for x
    x = 742,753,229.99/25,608.94
  6. Step 6: Final answer
    x = 29,003.67

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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.