Home / 34,951.20-48,228.48-19,838.40

Finding the Fourth Proportional to 34,951.20, 48,228.48 and 19,838.40

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Solution

The fourth proportional to 34,951.20, 48,228.48 and 19,838.40 is: 27,374.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,951.20 : 48,228.48 = 19,838.40 : x
  2. Step 2: Convert to fraction form
    34,951.20/48,228.48 = 19,838.40/x
  3. Step 3: Cross multiply
    34,951.20x = 48,228.48 × 19,838.40
  4. Step 4: Simplify right side
    34,951.20x = 956,775,877.63
  5. Step 5: Solve for x
    x = 956,775,877.63/34,951.20
  6. Step 6: Final answer
    x = 27,374.62

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1.5x scale

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.