Home / 47,012.28-70,515.99-11,952.24

Finding the Fourth Proportional to 47,012.28, 70,515.99 and 11,952.24

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Solution

The fourth proportional to 47,012.28, 70,515.99 and 11,952.24 is: 17,927.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,012.28 : 70,515.99 = 11,952.24 : x
  2. Step 2: Convert to fraction form
    47,012.28/70,515.99 = 11,952.24/x
  3. Step 3: Cross multiply
    47,012.28x = 70,515.99 × 11,952.24
  4. Step 4: Simplify right side
    47,012.28x = 842,824,036.32
  5. Step 5: Solve for x
    x = 842,824,036.32/47,012.28
  6. Step 6: Final answer
    x = 17,927.74

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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.