Home / 18,210.60-25,137.69-14,233.01

Finding the Fourth Proportional to 18,210.60, 25,137.69 and 14,233.01

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Solution

The fourth proportional to 18,210.60, 25,137.69 and 14,233.01 is: 19,647.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,210.60 : 25,137.69 = 14,233.01 : x
  2. Step 2: Convert to fraction form
    18,210.60/25,137.69 = 14,233.01/x
  3. Step 3: Cross multiply
    18,210.60x = 25,137.69 × 14,233.01
  4. Step 4: Simplify right side
    18,210.60x = 357,784,867.46
  5. Step 5: Solve for x
    x = 357,784,867.46/18,210.60
  6. Step 6: Final answer
    x = 19,647.07

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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.