Home / 34,837.32-48,074.53-18,921.76

Finding the Fourth Proportional to 34,837.32, 48,074.53 and 18,921.76

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Solution

The fourth proportional to 34,837.32, 48,074.53 and 18,921.76 is: 26,111.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,837.32 : 48,074.53 = 18,921.76 : x
  2. Step 2: Convert to fraction form
    34,837.32/48,074.53 = 18,921.76/x
  3. Step 3: Cross multiply
    34,837.32x = 48,074.53 × 18,921.76
  4. Step 4: Simplify right side
    34,837.32x = 909,654,964.70
  5. Step 5: Solve for x
    x = 909,654,964.70/34,837.32
  6. Step 6: Final answer
    x = 26,111.51

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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.