Home / 47,709.23-65,840.80-26,488.50

Finding the Fourth Proportional to 47,709.23, 65,840.80 and 26,488.50

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Solution

The fourth proportional to 47,709.23, 65,840.80 and 26,488.50 is: 36,555.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,709.23 : 65,840.80 = 26,488.50 : x
  2. Step 2: Convert to fraction form
    47,709.23/65,840.80 = 26,488.50/x
  3. Step 3: Cross multiply
    47,709.23x = 65,840.80 × 26,488.50
  4. Step 4: Simplify right side
    47,709.23x = 1,744,023,964.58
  5. Step 5: Solve for x
    x = 1,744,023,964.58/47,709.23
  6. Step 6: Final answer
    x = 36,555.27

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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.