Home / 35,088.35-48,416.56-19,981.63

Finding the Fourth Proportional to 35,088.35, 48,416.56 and 19,981.63

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Solution

The fourth proportional to 35,088.35, 48,416.56 and 19,981.63 is: 27,571.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,088.35 : 48,416.56 = 19,981.63 : x
  2. Step 2: Convert to fraction form
    35,088.35/48,416.56 = 19,981.63/x
  3. Step 3: Cross multiply
    35,088.35x = 48,416.56 × 19,981.63
  4. Step 4: Simplify right side
    35,088.35x = 967,441,687.88
  5. Step 5: Solve for x
    x = 967,441,687.88/35,088.35
  6. Step 6: Final answer
    x = 27,571.59

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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.