Home / 39,255.84-58,874.45-13,953.26

Finding the Fourth Proportional to 39,255.84, 58,874.45 and 13,953.26

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Solution

The fourth proportional to 39,255.84, 58,874.45 and 13,953.26 is: 20,926.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,255.84 : 58,874.45 = 13,953.26 : x
  2. Step 2: Convert to fraction form
    39,255.84/58,874.45 = 13,953.26/x
  3. Step 3: Cross multiply
    39,255.84x = 58,874.45 × 13,953.26
  4. Step 4: Simplify right side
    39,255.84x = 821,490,585.63
  5. Step 5: Solve for x
    x = 821,490,585.63/39,255.84
  6. Step 6: Final answer
    x = 20,926.58

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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.