Home / 43,134.42-64,681.11-15,051.08

Finding the Fourth Proportional to 43,134.42, 64,681.11 and 15,051.08

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Solution

The fourth proportional to 43,134.42, 64,681.11 and 15,051.08 is: 22,569.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,134.42 : 64,681.11 = 15,051.08 : x
  2. Step 2: Convert to fraction form
    43,134.42/64,681.11 = 15,051.08/x
  3. Step 3: Cross multiply
    43,134.42x = 64,681.11 × 15,051.08
  4. Step 4: Simplify right side
    43,134.42x = 973,520,237.69
  5. Step 5: Solve for x
    x = 973,520,237.69/43,134.42
  6. Step 6: Final answer
    x = 22,569.45

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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.