Home / 30,836.70-46,253.72-18,329.15

Finding the Fourth Proportional to 30,836.70, 46,253.72 and 18,329.15

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Solution

The fourth proportional to 30,836.70, 46,253.72 and 18,329.15 is: 27,492.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,836.70 : 46,253.72 = 18,329.15 : x
  2. Step 2: Convert to fraction form
    30,836.70/46,253.72 = 18,329.15/x
  3. Step 3: Cross multiply
    30,836.70x = 46,253.72 × 18,329.15
  4. Step 4: Simplify right side
    30,836.70x = 847,791,312.49
  5. Step 5: Solve for x
    x = 847,791,312.49/30,836.70
  6. Step 6: Final answer
    x = 27,492.93

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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.