Home / 39,009.51-58,478.71-14,043.69

Finding the Fourth Proportional to 39,009.51, 58,478.71 and 14,043.69

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Solution

The fourth proportional to 39,009.51, 58,478.71 and 14,043.69 is: 21,052.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,009.51 : 58,478.71 = 14,043.69 : x
  2. Step 2: Convert to fraction form
    39,009.51/58,478.71 = 14,043.69/x
  3. Step 3: Cross multiply
    39,009.51x = 58,478.71 × 14,043.69
  4. Step 4: Simplify right side
    39,009.51x = 821,256,874.84
  5. Step 5: Solve for x
    x = 821,256,874.84/39,009.51
  6. Step 6: Final answer
    x = 21,052.73

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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.