Home / 27,085.10-40,632.74-12,295.06

Finding the Fourth Proportional to 27,085.10, 40,632.74 and 12,295.06

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Solution

The fourth proportional to 27,085.10, 40,632.74 and 12,295.06 is: 18,444.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085.10 : 40,632.74 = 12,295.06 : x
  2. Step 2: Convert to fraction form
    27,085.10/40,632.74 = 12,295.06/x
  3. Step 3: Cross multiply
    27,085.10x = 40,632.74 × 12,295.06
  4. Step 4: Simplify right side
    27,085.10x = 499,581,813.21
  5. Step 5: Solve for x
    x = 499,581,813.21/27,085.10
  6. Step 6: Final answer
    x = 18,444.90

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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.