Home / 18,577.40-27,818.51-10,248.15

Finding the Fourth Proportional to 18,577.40, 27,818.51 and 10,248.15

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Solution

The fourth proportional to 18,577.40, 27,818.51 and 10,248.15 is: 15,345.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577.40 : 27,818.51 = 10,248.15 : x
  2. Step 2: Convert to fraction form
    18,577.40/27,818.51 = 10,248.15/x
  3. Step 3: Cross multiply
    18,577.40x = 27,818.51 × 10,248.15
  4. Step 4: Simplify right side
    18,577.40x = 285,088,288.88
  5. Step 5: Solve for x
    x = 285,088,288.88/18,577.40
  6. Step 6: Final answer
    x = 15,345.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.