Home / 47,965.76-66,199.26-27,555.80

Finding the Fourth Proportional to 47,965.76, 66,199.26 and 27,555.80

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Solution

The fourth proportional to 47,965.76, 66,199.26 and 27,555.80 is: 38,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,965.76 : 66,199.26 = 27,555.80 : x
  2. Step 2: Convert to fraction form
    47,965.76/66,199.26 = 27,555.80/x
  3. Step 3: Cross multiply
    47,965.76x = 66,199.26 × 27,555.80
  4. Step 4: Simplify right side
    47,965.76x = 1,824,173,568.71
  5. Step 5: Solve for x
    x = 1,824,173,568.71/47,965.76
  6. Step 6: Final answer
    x = 38,030.74

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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.