Home / 38,981.70-58,472.55-14,025.60

Finding the Fourth Proportional to 38,981.70, 58,472.55 and 14,025.60

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Solution

The fourth proportional to 38,981.70, 58,472.55 and 14,025.60 is: 21,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,981.70 : 58,472.55 = 14,025.60 : x
  2. Step 2: Convert to fraction form
    38,981.70/58,472.55 = 14,025.60/x
  3. Step 3: Cross multiply
    38,981.70x = 58,472.55 × 14,025.60
  4. Step 4: Simplify right side
    38,981.70x = 820,112,597.28
  5. Step 5: Solve for x
    x = 820,112,597.28/38,981.70
  6. Step 6: Final answer
    x = 21,038.40

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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.