Home / 18,265.93-25,206.40-10,308.04

Finding the Fourth Proportional to 18,265.93, 25,206.40 and 10,308.04

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Solution

The fourth proportional to 18,265.93, 25,206.40 and 10,308.04 is: 14,224.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,265.93 : 25,206.40 = 10,308.04 : x
  2. Step 2: Convert to fraction form
    18,265.93/25,206.40 = 10,308.04/x
  3. Step 3: Cross multiply
    18,265.93x = 25,206.40 × 10,308.04
  4. Step 4: Simplify right side
    18,265.93x = 259,828,579.46
  5. Step 5: Solve for x
    x = 259,828,579.46/18,265.93
  6. Step 6: Final answer
    x = 14,224.77

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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.