Home / 23,180.74-31,977.64-14,668.51

Finding the Fourth Proportional to 23,180.74, 31,977.64 and 14,668.51

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Solution

The fourth proportional to 23,180.74, 31,977.64 and 14,668.51 is: 20,235.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,180.74 : 31,977.64 = 14,668.51 : x
  2. Step 2: Convert to fraction form
    23,180.74/31,977.64 = 14,668.51/x
  3. Step 3: Cross multiply
    23,180.74x = 31,977.64 × 14,668.51
  4. Step 4: Simplify right side
    23,180.74x = 469,064,332.12
  5. Step 5: Solve for x
    x = 469,064,332.12/23,180.74
  6. Step 6: Final answer
    x = 20,235.09

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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.