Home / 39,256.68-58,886.91-12,960.84

Finding the Fourth Proportional to 39,256.68, 58,886.91 and 12,960.84

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Solution

The fourth proportional to 39,256.68, 58,886.91 and 12,960.84 is: 19,441.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,256.68 : 58,886.91 = 12,960.84 : x
  2. Step 2: Convert to fraction form
    39,256.68/58,886.91 = 12,960.84/x
  3. Step 3: Cross multiply
    39,256.68x = 58,886.91 × 12,960.84
  4. Step 4: Simplify right side
    39,256.68x = 763,223,818.60
  5. Step 5: Solve for x
    x = 763,223,818.60/39,256.68
  6. Step 6: Final answer
    x = 19,441.88

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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.