Home / 39,418.55-54,389.28-25,073.16

Finding the Fourth Proportional to 39,418.55, 54,389.28 and 25,073.16

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Solution

The fourth proportional to 39,418.55, 54,389.28 and 25,073.16 is: 34,595.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,418.55 : 54,389.28 = 25,073.16 : x
  2. Step 2: Convert to fraction form
    39,418.55/54,389.28 = 25,073.16/x
  3. Step 3: Cross multiply
    39,418.55x = 54,389.28 × 25,073.16
  4. Step 4: Simplify right side
    39,418.55x = 1,363,710,939.27
  5. Step 5: Solve for x
    x = 1,363,710,939.27/39,418.55
  6. Step 6: Final answer
    x = 34,595.67

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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.