Home / 39,141.09-58,711.64-14,181.08

Finding the Fourth Proportional to 39,141.09, 58,711.64 and 14,181.08

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Solution

The fourth proportional to 39,141.09, 58,711.64 and 14,181.08 is: 21,271.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,141.09 : 58,711.64 = 14,181.08 : x
  2. Step 2: Convert to fraction form
    39,141.09/58,711.64 = 14,181.08/x
  3. Step 3: Cross multiply
    39,141.09x = 58,711.64 × 14,181.08
  4. Step 4: Simplify right side
    39,141.09x = 832,594,099.31
  5. Step 5: Solve for x
    x = 832,594,099.31/39,141.09
  6. Step 6: Final answer
    x = 21,271.61

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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.