Home / 18,210.93-25,132.37-10,145.24

Finding the Fourth Proportional to 18,210.93, 25,132.37 and 10,145.24

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Solution

The fourth proportional to 18,210.93, 25,132.37 and 10,145.24 is: 14,001.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,210.93 : 25,132.37 = 10,145.24 : x
  2. Step 2: Convert to fraction form
    18,210.93/25,132.37 = 10,145.24/x
  3. Step 3: Cross multiply
    18,210.93x = 25,132.37 × 10,145.24
  4. Step 4: Simplify right side
    18,210.93x = 254,973,749.03
  5. Step 5: Solve for x
    x = 254,973,749.03/18,210.93
  6. Step 6: Final answer
    x = 14,001.14

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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.