Home / 28,026.32-42,043.80-9,554

Finding the Fourth Proportional to 28,026.32, 42,043.80 and 9,554

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Solution

The fourth proportional to 28,026.32, 42,043.80 and 9,554 is: 14,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026.32 : 42,043.80 = 9,554 : x
  2. Step 2: Convert to fraction form
    28,026.32/42,043.80 = 9,554/x
  3. Step 3: Cross multiply
    28,026.32x = 42,043.80 × 9,554
  4. Step 4: Simplify right side
    28,026.32x = 401,686,465.20
  5. Step 5: Solve for x
    x = 401,686,465.20/28,026.32
  6. Step 6: Final answer
    x = 14,332.47

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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.