Home / 31,330.16-43,210.46-27,545.24

Finding the Fourth Proportional to 31,330.16, 43,210.46 and 27,545.24

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Solution

The fourth proportional to 31,330.16, 43,210.46 and 27,545.24 is: 37,990.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,330.16 : 43,210.46 = 27,545.24 : x
  2. Step 2: Convert to fraction form
    31,330.16/43,210.46 = 27,545.24/x
  3. Step 3: Cross multiply
    31,330.16x = 43,210.46 × 27,545.24
  4. Step 4: Simplify right side
    31,330.16x = 1,190,242,491.21
  5. Step 5: Solve for x
    x = 1,190,242,491.21/31,330.16
  6. Step 6: Final answer
    x = 37,990.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.