Home / 18,258.42-25,190.73-14,417.87

Finding the Fourth Proportional to 18,258.42, 25,190.73 and 14,417.87

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Solution

The fourth proportional to 18,258.42, 25,190.73 and 14,417.87 is: 19,892.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,258.42 : 25,190.73 = 14,417.87 : x
  2. Step 2: Convert to fraction form
    18,258.42/25,190.73 = 14,417.87/x
  3. Step 3: Cross multiply
    18,258.42x = 25,190.73 × 14,417.87
  4. Step 4: Simplify right side
    18,258.42x = 363,196,544.39
  5. Step 5: Solve for x
    x = 363,196,544.39/18,258.42
  6. Step 6: Final answer
    x = 19,892.00

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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.