Home / 58,382.27-87,585.71-18,936.32

Finding the Fourth Proportional to 58,382.27, 87,585.71 and 18,936.32

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Solution

The fourth proportional to 58,382.27, 87,585.71 and 18,936.32 is: 28,408.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,382.27 : 87,585.71 = 18,936.32 : x
  2. Step 2: Convert to fraction form
    58,382.27/87,585.71 = 18,936.32/x
  3. Step 3: Cross multiply
    58,382.27x = 87,585.71 × 18,936.32
  4. Step 4: Simplify right side
    58,382.27x = 1,658,551,031.99
  5. Step 5: Solve for x
    x = 1,658,551,031.99/58,382.27
  6. Step 6: Final answer
    x = 28,408.47

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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.