Home / 47,013.28-70,517.49-11,953.24

Finding the Fourth Proportional to 47,013.28, 70,517.49 and 11,953.24

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Solution

The fourth proportional to 47,013.28, 70,517.49 and 11,953.24 is: 17,929.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,013.28 : 70,517.49 = 11,953.24 : x
  2. Step 2: Convert to fraction form
    47,013.28/70,517.49 = 11,953.24/x
  3. Step 3: Cross multiply
    47,013.28x = 70,517.49 × 11,953.24
  4. Step 4: Simplify right side
    47,013.28x = 842,912,482.17
  5. Step 5: Solve for x
    x = 842,912,482.17/47,013.28
  6. Step 6: Final answer
    x = 17,929.24

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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.