Home / 39,489.40-54,495.29-22,493.63

Finding the Fourth Proportional to 39,489.40, 54,495.29 and 22,493.63

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Solution

The fourth proportional to 39,489.40, 54,495.29 and 22,493.63 is: 31,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,489.40 : 54,495.29 = 22,493.63 : x
  2. Step 2: Convert to fraction form
    39,489.40/54,495.29 = 22,493.63/x
  3. Step 3: Cross multiply
    39,489.40x = 54,495.29 × 22,493.63
  4. Step 4: Simplify right side
    39,489.40x = 1,225,797,100.30
  5. Step 5: Solve for x
    x = 1,225,797,100.30/39,489.40
  6. Step 6: Final answer
    x = 31,041.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.