Home / 25,588.72-38,379.84-10,017.28

Finding the Fourth Proportional to 25,588.72, 38,379.84 and 10,017.28

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Solution

The fourth proportional to 25,588.72, 38,379.84 and 10,017.28 is: 15,024.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,588.72 : 38,379.84 = 10,017.28 : x
  2. Step 2: Convert to fraction form
    25,588.72/38,379.84 = 10,017.28/x
  3. Step 3: Cross multiply
    25,588.72x = 38,379.84 × 10,017.28
  4. Step 4: Simplify right side
    25,588.72x = 384,461,603.64
  5. Step 5: Solve for x
    x = 384,461,603.64/25,588.72
  6. Step 6: Final answer
    x = 15,024.65

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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.