Home / 34,703.55-47,890.85-18,788.00

Finding the Fourth Proportional to 34,703.55, 47,890.85 and 18,788.00

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Solution

The fourth proportional to 34,703.55, 47,890.85 and 18,788.00 is: 25,927.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,703.55 : 47,890.85 = 18,788.00 : x
  2. Step 2: Convert to fraction form
    34,703.55/47,890.85 = 18,788.00/x
  3. Step 3: Cross multiply
    34,703.55x = 47,890.85 × 18,788.00
  4. Step 4: Simplify right side
    34,703.55x = 899,772,956.41
  5. Step 5: Solve for x
    x = 899,772,956.41/34,703.55
  6. Step 6: Final answer
    x = 25,927.40

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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.