Home / 39,423.43-59,138.97-14,457.46

Finding the Fourth Proportional to 39,423.43, 59,138.97 and 14,457.46

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Solution

The fourth proportional to 39,423.43, 59,138.97 and 14,457.46 is: 21,687.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,423.43 : 59,138.97 = 14,457.46 : x
  2. Step 2: Convert to fraction form
    39,423.43/59,138.97 = 14,457.46/x
  3. Step 3: Cross multiply
    39,423.43x = 59,138.97 × 14,457.46
  4. Step 4: Simplify right side
    39,423.43x = 854,999,293.22
  5. Step 5: Solve for x
    x = 854,999,293.22/39,423.43
  6. Step 6: Final answer
    x = 21,687.59

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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.