Home / 25,383.88-35,024.89-16,430.14

Finding the Fourth Proportional to 25,383.88, 35,024.89 and 16,430.14

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Solution

The fourth proportional to 25,383.88, 35,024.89 and 16,430.14 is: 22,670.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383.88 : 35,024.89 = 16,430.14 : x
  2. Step 2: Convert to fraction form
    25,383.88/35,024.89 = 16,430.14/x
  3. Step 3: Cross multiply
    25,383.88x = 35,024.89 × 16,430.14
  4. Step 4: Simplify right side
    25,383.88x = 575,463,588.91
  5. Step 5: Solve for x
    x = 575,463,588.91/25,383.88
  6. Step 6: Final answer
    x = 22,670.44

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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.