Home / 47,554.94-71,346.29-21,253.52

Finding the Fourth Proportional to 47,554.94, 71,346.29 and 21,253.52

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Solution

The fourth proportional to 47,554.94, 71,346.29 and 21,253.52 is: 31,886.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,554.94 : 71,346.29 = 21,253.52 : x
  2. Step 2: Convert to fraction form
    47,554.94/71,346.29 = 21,253.52/x
  3. Step 3: Cross multiply
    47,554.94x = 71,346.29 × 21,253.52
  4. Step 4: Simplify right side
    47,554.94x = 1,516,359,873.54
  5. Step 5: Solve for x
    x = 1,516,359,873.54/47,554.94
  6. Step 6: Final answer
    x = 31,886.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.