Home / 39,122.84-58,669.51-14,156.71

Finding the Fourth Proportional to 39,122.84, 58,669.51 and 14,156.71

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Solution

The fourth proportional to 39,122.84, 58,669.51 and 14,156.71 is: 21,229.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,122.84 : 58,669.51 = 14,156.71 : x
  2. Step 2: Convert to fraction form
    39,122.84/58,669.51 = 14,156.71/x
  3. Step 3: Cross multiply
    39,122.84x = 58,669.51 × 14,156.71
  4. Step 4: Simplify right side
    39,122.84x = 830,567,238.91
  5. Step 5: Solve for x
    x = 830,567,238.91/39,122.84
  6. Step 6: Final answer
    x = 21,229.73

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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.