Home / 30,713.27-46,070.16-8,528.38

Finding the Fourth Proportional to 30,713.27, 46,070.16 and 8,528.38

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Solution

The fourth proportional to 30,713.27, 46,070.16 and 8,528.38 is: 12,792.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,713.27 : 46,070.16 = 8,528.38 : x
  2. Step 2: Convert to fraction form
    30,713.27/46,070.16 = 8,528.38/x
  3. Step 3: Cross multiply
    30,713.27x = 46,070.16 × 8,528.38
  4. Step 4: Simplify right side
    30,713.27x = 392,903,755.94
  5. Step 5: Solve for x
    x = 392,903,755.94/30,713.27
  6. Step 6: Final answer
    x = 12,792.64

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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.