Home / 25,430.46-35,110.43-16,359.87

Finding the Fourth Proportional to 25,430.46, 35,110.43 and 16,359.87

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Solution

The fourth proportional to 25,430.46, 35,110.43 and 16,359.87 is: 22,587.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,430.46 : 35,110.43 = 16,359.87 : x
  2. Step 2: Convert to fraction form
    25,430.46/35,110.43 = 16,359.87/x
  3. Step 3: Cross multiply
    25,430.46x = 35,110.43 × 16,359.87
  4. Step 4: Simplify right side
    25,430.46x = 574,402,181.66
  5. Step 5: Solve for x
    x = 574,402,181.66/25,430.46
  6. Step 6: Final answer
    x = 22,587.18

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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.