Home / 27,347.64-37,739.76-14,772.39

Finding the Fourth Proportional to 27,347.64, 37,739.76 and 14,772.39

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Solution

The fourth proportional to 27,347.64, 37,739.76 and 14,772.39 is: 20,385.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,347.64 : 37,739.76 = 14,772.39 : x
  2. Step 2: Convert to fraction form
    27,347.64/37,739.76 = 14,772.39/x
  3. Step 3: Cross multiply
    27,347.64x = 37,739.76 × 14,772.39
  4. Step 4: Simplify right side
    27,347.64x = 557,506,453.23
  5. Step 5: Solve for x
    x = 557,506,453.23/27,347.64
  6. Step 6: Final answer
    x = 20,385.91

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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.