Home / 18,140.04-25,014.24-14,357.16

Finding the Fourth Proportional to 18,140.04, 25,014.24 and 14,357.16

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Solution

The fourth proportional to 18,140.04, 25,014.24 and 14,357.16 is: 19,797.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140.04 : 25,014.24 = 14,357.16 : x
  2. Step 2: Convert to fraction form
    18,140.04/25,014.24 = 14,357.16/x
  3. Step 3: Cross multiply
    18,140.04x = 25,014.24 × 14,357.16
  4. Step 4: Simplify right side
    18,140.04x = 359,133,445.96
  5. Step 5: Solve for x
    x = 359,133,445.96/18,140.04
  6. Step 6: Final answer
    x = 19,797.83

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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.