Home / 22,541.64-31,106.53-12,332.49

Finding the Fourth Proportional to 22,541.64, 31,106.53 and 12,332.49

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Solution

The fourth proportional to 22,541.64, 31,106.53 and 12,332.49 is: 17,018.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,541.64 : 31,106.53 = 12,332.49 : x
  2. Step 2: Convert to fraction form
    22,541.64/31,106.53 = 12,332.49/x
  3. Step 3: Cross multiply
    22,541.64x = 31,106.53 × 12,332.49
  4. Step 4: Simplify right side
    22,541.64x = 383,620,970.16
  5. Step 5: Solve for x
    x = 383,620,970.16/22,541.64
  6. Step 6: Final answer
    x = 17,018.33

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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.