Home / 40,730.40-56,210.22-22,831.16

Finding the Fourth Proportional to 40,730.40, 56,210.22 and 22,831.16

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Solution

The fourth proportional to 40,730.40, 56,210.22 and 22,831.16 is: 31,508.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,730.40 : 56,210.22 = 22,831.16 : x
  2. Step 2: Convert to fraction form
    40,730.40/56,210.22 = 22,831.16/x
  3. Step 3: Cross multiply
    40,730.40x = 56,210.22 × 22,831.16
  4. Step 4: Simplify right side
    40,730.40x = 1,283,344,245.40
  5. Step 5: Solve for x
    x = 1,283,344,245.40/40,730.40
  6. Step 6: Final answer
    x = 31,508.27

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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.