Home / 25,433.10-38,126.43-9,838.98

Finding the Fourth Proportional to 25,433.10, 38,126.43 and 9,838.98

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Solution

The fourth proportional to 25,433.10, 38,126.43 and 9,838.98 is: 14,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,433.10 : 38,126.43 = 9,838.98 : x
  2. Step 2: Convert to fraction form
    25,433.10/38,126.43 = 9,838.98/x
  3. Step 3: Cross multiply
    25,433.10x = 38,126.43 × 9,838.98
  4. Step 4: Simplify right side
    25,433.10x = 375,125,182.24
  5. Step 5: Solve for x
    x = 375,125,182.24/25,433.10
  6. Step 6: Final answer
    x = 14,749.49

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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.