Home / 43,326.38-64,989.57-15,624.38

Finding the Fourth Proportional to 43,326.38, 64,989.57 and 15,624.38

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Solution

The fourth proportional to 43,326.38, 64,989.57 and 15,624.38 is: 23,436.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,326.38 : 64,989.57 = 15,624.38 : x
  2. Step 2: Convert to fraction form
    43,326.38/64,989.57 = 15,624.38/x
  3. Step 3: Cross multiply
    43,326.38x = 64,989.57 × 15,624.38
  4. Step 4: Simplify right side
    43,326.38x = 1,015,421,412.77
  5. Step 5: Solve for x
    x = 1,015,421,412.77/43,326.38
  6. Step 6: Final answer
    x = 23,436.57

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1.5x scale

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.