Home / 25,749.20-35,534.43-14,571.20

Finding the Fourth Proportional to 25,749.20, 35,534.43 and 14,571.20

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Solution

The fourth proportional to 25,749.20, 35,534.43 and 14,571.20 is: 20,108.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,749.20 : 35,534.43 = 14,571.20 : x
  2. Step 2: Convert to fraction form
    25,749.20/35,534.43 = 14,571.20/x
  3. Step 3: Cross multiply
    25,749.20x = 35,534.43 × 14,571.20
  4. Step 4: Simplify right side
    25,749.20x = 517,779,108.74
  5. Step 5: Solve for x
    x = 517,779,108.74/25,749.20
  6. Step 6: Final answer
    x = 20,108.56

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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.