Home / 18,327.84-27,492.58-13,345.74

Finding the Fourth Proportional to 18,327.84, 27,492.58 and 13,345.74

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Solution

The fourth proportional to 18,327.84, 27,492.58 and 13,345.74 is: 20,019.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327.84 : 27,492.58 = 13,345.74 : x
  2. Step 2: Convert to fraction form
    18,327.84/27,492.58 = 13,345.74/x
  3. Step 3: Cross multiply
    18,327.84x = 27,492.58 × 13,345.74
  4. Step 4: Simplify right side
    18,327.84x = 366,908,824.61
  5. Step 5: Solve for x
    x = 366,908,824.61/18,327.84
  6. Step 6: Final answer
    x = 20,019.21

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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.