Home / 27,484.32-41,203.40-19,139.70

Finding the Fourth Proportional to 27,484.32, 41,203.40 and 19,139.70

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Solution

The fourth proportional to 27,484.32, 41,203.40 and 19,139.70 is: 28,693.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,484.32 : 41,203.40 = 19,139.70 : x
  2. Step 2: Convert to fraction form
    27,484.32/41,203.40 = 19,139.70/x
  3. Step 3: Cross multiply
    27,484.32x = 41,203.40 × 19,139.70
  4. Step 4: Simplify right side
    27,484.32x = 788,620,619.28
  5. Step 5: Solve for x
    x = 788,620,619.28/27,484.32
  6. Step 6: Final answer
    x = 28,693.47

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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.