Home / 25,520.49-38,134.33-19,483.16

Finding the Fourth Proportional to 25,520.49, 38,134.33 and 19,483.16

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Solution

The fourth proportional to 25,520.49, 38,134.33 and 19,483.16 is: 29,112.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,520.49 : 38,134.33 = 19,483.16 : x
  2. Step 2: Convert to fraction form
    25,520.49/38,134.33 = 19,483.16/x
  3. Step 3: Cross multiply
    25,520.49x = 38,134.33 × 19,483.16
  4. Step 4: Simplify right side
    25,520.49x = 742,977,013.50
  5. Step 5: Solve for x
    x = 742,977,013.50/25,520.49
  6. Step 6: Final answer
    x = 29,112.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.