Home / 18,359.73-25,337.68-10,402.02

Finding the Fourth Proportional to 18,359.73, 25,337.68 and 10,402.02

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Solution

The fourth proportional to 18,359.73, 25,337.68 and 10,402.02 is: 14,355.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359.73 : 25,337.68 = 10,402.02 : x
  2. Step 2: Convert to fraction form
    18,359.73/25,337.68 = 10,402.02/x
  3. Step 3: Cross multiply
    18,359.73x = 25,337.68 × 10,402.02
  4. Step 4: Simplify right side
    18,359.73x = 263,563,054.11
  5. Step 5: Solve for x
    x = 263,563,054.11/18,359.73
  6. Step 6: Final answer
    x = 14,355.50

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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.