Home / 39,130.39-58,700.22-14,182.21

Finding the Fourth Proportional to 39,130.39, 58,700.22 and 14,182.21

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Solution

The fourth proportional to 39,130.39, 58,700.22 and 14,182.21 is: 21,274.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,130.39 : 58,700.22 = 14,182.21 : x
  2. Step 2: Convert to fraction form
    39,130.39/58,700.22 = 14,182.21/x
  3. Step 3: Cross multiply
    39,130.39x = 58,700.22 × 14,182.21
  4. Step 4: Simplify right side
    39,130.39x = 832,498,847.09
  5. Step 5: Solve for x
    x = 832,498,847.09/39,130.39
  6. Step 6: Final answer
    x = 21,274.99

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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.