Home / 35,348.54-48,780.34-19,432.64

Finding the Fourth Proportional to 35,348.54, 48,780.34 and 19,432.64

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Solution

The fourth proportional to 35,348.54, 48,780.34 and 19,432.64 is: 26,816.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,348.54 : 48,780.34 = 19,432.64 : x
  2. Step 2: Convert to fraction form
    35,348.54/48,780.34 = 19,432.64/x
  3. Step 3: Cross multiply
    35,348.54x = 48,780.34 × 19,432.64
  4. Step 4: Simplify right side
    35,348.54x = 947,930,859.67
  5. Step 5: Solve for x
    x = 947,930,859.67/35,348.54
  6. Step 6: Final answer
    x = 26,816.69

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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.