Home / 18,359.24-25,335.68-10,402.98

Finding the Fourth Proportional to 18,359.24, 25,335.68 and 10,402.98

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Solution

The fourth proportional to 18,359.24, 25,335.68 and 10,402.98 is: 14,356.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359.24 : 25,335.68 = 10,402.98 : x
  2. Step 2: Convert to fraction form
    18,359.24/25,335.68 = 10,402.98/x
  3. Step 3: Cross multiply
    18,359.24x = 25,335.68 × 10,402.98
  4. Step 4: Simplify right side
    18,359.24x = 263,566,393.63
  5. Step 5: Solve for x
    x = 263,566,393.63/18,359.24
  6. Step 6: Final answer
    x = 14,356.07

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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.