Home / 34,901.56-48,162.75-18,985.67

Finding the Fourth Proportional to 34,901.56, 48,162.75 and 18,985.67

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Solution

The fourth proportional to 34,901.56, 48,162.75 and 18,985.67 is: 26,199.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,901.56 : 48,162.75 = 18,985.67 : x
  2. Step 2: Convert to fraction form
    34,901.56/48,162.75 = 18,985.67/x
  3. Step 3: Cross multiply
    34,901.56x = 48,162.75 × 18,985.67
  4. Step 4: Simplify right side
    34,901.56x = 914,401,917.73
  5. Step 5: Solve for x
    x = 914,401,917.73/34,901.56
  6. Step 6: Final answer
    x = 26,199.46

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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.