Home / 27,554.71-38,025.54-14,979.46

Finding the Fourth Proportional to 27,554.71, 38,025.54 and 14,979.46

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Solution

The fourth proportional to 27,554.71, 38,025.54 and 14,979.46 is: 20,671.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,554.71 : 38,025.54 = 14,979.46 : x
  2. Step 2: Convert to fraction form
    27,554.71/38,025.54 = 14,979.46/x
  3. Step 3: Cross multiply
    27,554.71x = 38,025.54 × 14,979.46
  4. Step 4: Simplify right side
    27,554.71x = 569,602,055.41
  5. Step 5: Solve for x
    x = 569,602,055.41/27,554.71
  6. Step 6: Final answer
    x = 20,671.68

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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.