Home / 27,312.60-40,969.38-8,592.12

Finding the Fourth Proportional to 27,312.60, 40,969.38 and 8,592.12

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Solution

The fourth proportional to 27,312.60, 40,969.38 and 8,592.12 is: 12,888.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,312.60 : 40,969.38 = 8,592.12 : x
  2. Step 2: Convert to fraction form
    27,312.60/40,969.38 = 8,592.12/x
  3. Step 3: Cross multiply
    27,312.60x = 40,969.38 × 8,592.12
  4. Step 4: Simplify right side
    27,312.60x = 352,013,829.29
  5. Step 5: Solve for x
    x = 352,013,829.29/27,312.60
  6. Step 6: Final answer
    x = 12,888.33

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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.