Home / 21,573.81-32,338.80-16,368.75

Finding the Fourth Proportional to 21,573.81, 32,338.80 and 16,368.75

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Solution

The fourth proportional to 21,573.81, 32,338.80 and 16,368.75 is: 24,536.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573.81 : 32,338.80 = 16,368.75 : x
  2. Step 2: Convert to fraction form
    21,573.81/32,338.80 = 16,368.75/x
  3. Step 3: Cross multiply
    21,573.81x = 32,338.80 × 16,368.75
  4. Step 4: Simplify right side
    21,573.81x = 529,345,732.50
  5. Step 5: Solve for x
    x = 529,345,732.50/21,573.81
  6. Step 6: Final answer
    x = 24,536.50

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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.