Home / 25,722.72-35,498.73-14,391.54

Finding the Fourth Proportional to 25,722.72, 35,498.73 and 14,391.54

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Solution

The fourth proportional to 25,722.72, 35,498.73 and 14,391.54 is: 19,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,722.72 : 35,498.73 = 14,391.54 : x
  2. Step 2: Convert to fraction form
    25,722.72/35,498.73 = 14,391.54/x
  3. Step 3: Cross multiply
    25,722.72x = 35,498.73 × 14,391.54
  4. Step 4: Simplify right side
    25,722.72x = 510,881,392.74
  5. Step 5: Solve for x
    x = 510,881,392.74/25,722.72
  6. Step 6: Final answer
    x = 19,861.10

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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.