Home / 34,699.82-47,885.85-18,784.40

Finding the Fourth Proportional to 34,699.82, 47,885.85 and 18,784.40

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Solution

The fourth proportional to 34,699.82, 47,885.85 and 18,784.40 is: 25,922.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,699.82 : 47,885.85 = 18,784.40 : x
  2. Step 2: Convert to fraction form
    34,699.82/47,885.85 = 18,784.40/x
  3. Step 3: Cross multiply
    34,699.82x = 47,885.85 × 18,784.40
  4. Step 4: Simplify right side
    34,699.82x = 899,506,721.31
  5. Step 5: Solve for x
    x = 899,506,721.31/34,699.82
  6. Step 6: Final answer
    x = 25,922.52

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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.