Home / 25,113.87-34,654.14-14,903.28

Finding the Fourth Proportional to 25,113.87, 34,654.14 and 14,903.28

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Solution

The fourth proportional to 25,113.87, 34,654.14 and 14,903.28 is: 20,564.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,113.87 : 34,654.14 = 14,903.28 : x
  2. Step 2: Convert to fraction form
    25,113.87/34,654.14 = 14,903.28/x
  3. Step 3: Cross multiply
    25,113.87x = 34,654.14 × 14,903.28
  4. Step 4: Simplify right side
    25,113.87x = 516,460,351.58
  5. Step 5: Solve for x
    x = 516,460,351.58/25,113.87
  6. Step 6: Final answer
    x = 20,564.75

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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.