Home / 30,222.98-45,341.76-10,498.67

Finding the Fourth Proportional to 30,222.98, 45,341.76 and 10,498.67

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Solution

The fourth proportional to 30,222.98, 45,341.76 and 10,498.67 is: 15,750.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,222.98 : 45,341.76 = 10,498.67 : x
  2. Step 2: Convert to fraction form
    30,222.98/45,341.76 = 10,498.67/x
  3. Step 3: Cross multiply
    30,222.98x = 45,341.76 × 10,498.67
  4. Step 4: Simplify right side
    30,222.98x = 476,028,175.46
  5. Step 5: Solve for x
    x = 476,028,175.46/30,222.98
  6. Step 6: Final answer
    x = 15,750.54

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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.