Home / 22,037.76-30,411.36-12,605.58

Finding the Fourth Proportional to 22,037.76, 30,411.36 and 12,605.58

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Solution

The fourth proportional to 22,037.76, 30,411.36 and 12,605.58 is: 17,395.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,037.76 : 30,411.36 = 12,605.58 : x
  2. Step 2: Convert to fraction form
    22,037.76/30,411.36 = 12,605.58/x
  3. Step 3: Cross multiply
    22,037.76x = 30,411.36 × 12,605.58
  4. Step 4: Simplify right side
    22,037.76x = 383,352,831.39
  5. Step 5: Solve for x
    x = 383,352,831.39/22,037.76
  6. Step 6: Final answer
    x = 17,395.27

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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.