Home / 25,402.40-35,055.28-14,224.48

Finding the Fourth Proportional to 25,402.40, 35,055.28 and 14,224.48

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Solution

The fourth proportional to 25,402.40, 35,055.28 and 14,224.48 is: 19,629.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,402.40 : 35,055.28 = 14,224.48 : x
  2. Step 2: Convert to fraction form
    25,402.40/35,055.28 = 14,224.48/x
  3. Step 3: Cross multiply
    25,402.40x = 35,055.28 × 14,224.48
  4. Step 4: Simplify right side
    25,402.40x = 498,643,129.25
  5. Step 5: Solve for x
    x = 498,643,129.25/25,402.40
  6. Step 6: Final answer
    x = 19,629.76

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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.