Home / 35,093.18-48,428.53-19,985.85

Finding the Fourth Proportional to 35,093.18, 48,428.53 and 19,985.85

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Solution

The fourth proportional to 35,093.18, 48,428.53 and 19,985.85 is: 27,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,093.18 : 48,428.53 = 19,985.85 : x
  2. Step 2: Convert to fraction form
    35,093.18/48,428.53 = 19,985.85/x
  3. Step 3: Cross multiply
    35,093.18x = 48,428.53 × 19,985.85
  4. Step 4: Simplify right side
    35,093.18x = 967,885,286.34
  5. Step 5: Solve for x
    x = 967,885,286.34/35,093.18
  6. Step 6: Final answer
    x = 27,580.44

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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.