Home / 20,341.85-28,060.47-14,301.33

Finding the Fourth Proportional to 20,341.85, 28,060.47 and 14,301.33

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Solution

The fourth proportional to 20,341.85, 28,060.47 and 14,301.33 is: 19,727.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,341.85 : 28,060.47 = 14,301.33 : x
  2. Step 2: Convert to fraction form
    20,341.85/28,060.47 = 14,301.33/x
  3. Step 3: Cross multiply
    20,341.85x = 28,060.47 × 14,301.33
  4. Step 4: Simplify right side
    20,341.85x = 401,302,041.43
  5. Step 5: Solve for x
    x = 401,302,041.43/20,341.85
  6. Step 6: Final answer
    x = 19,727.91

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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.