Home / 31,088.67-46,632.66-18,612.18

Finding the Fourth Proportional to 31,088.67, 46,632.66 and 18,612.18

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Solution

The fourth proportional to 31,088.67, 46,632.66 and 18,612.18 is: 27,918.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,088.67 : 46,632.66 = 18,612.18 : x
  2. Step 2: Convert to fraction form
    31,088.67/46,632.66 = 18,612.18/x
  3. Step 3: Cross multiply
    31,088.67x = 46,632.66 × 18,612.18
  4. Step 4: Simplify right side
    31,088.67x = 867,935,461.80
  5. Step 5: Solve for x
    x = 867,935,461.80/31,088.67
  6. Step 6: Final answer
    x = 27,918.06

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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.