Home / 25,668.18-35,419.53-14,335.87

Finding the Fourth Proportional to 25,668.18, 35,419.53 and 14,335.87

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Solution

The fourth proportional to 25,668.18, 35,419.53 and 14,335.87 is: 19,782.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,668.18 : 35,419.53 = 14,335.87 : x
  2. Step 2: Convert to fraction form
    25,668.18/35,419.53 = 14,335.87/x
  3. Step 3: Cross multiply
    25,668.18x = 35,419.53 × 14,335.87
  4. Step 4: Simplify right side
    25,668.18x = 507,769,777.54
  5. Step 5: Solve for x
    x = 507,769,777.54/25,668.18
  6. Step 6: Final answer
    x = 19,782.07

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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.