Home / 43,051.95-64,559.70-13,461.84

Finding the Fourth Proportional to 43,051.95, 64,559.70 and 13,461.84

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Solution

The fourth proportional to 43,051.95, 64,559.70 and 13,461.84 is: 20,187.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,051.95 : 64,559.70 = 13,461.84 : x
  2. Step 2: Convert to fraction form
    43,051.95/64,559.70 = 13,461.84/x
  3. Step 3: Cross multiply
    43,051.95x = 64,559.70 × 13,461.84
  4. Step 4: Simplify right side
    43,051.95x = 869,092,351.85
  5. Step 5: Solve for x
    x = 869,092,351.85/43,051.95
  6. Step 6: Final answer
    x = 20,187.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.