Home / 22,926.24-31,638.09-12,854.67

Finding the Fourth Proportional to 22,926.24, 31,638.09 and 12,854.67

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Solution

The fourth proportional to 22,926.24, 31,638.09 and 12,854.67 is: 17,739.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,926.24 : 31,638.09 = 12,854.67 : x
  2. Step 2: Convert to fraction form
    22,926.24/31,638.09 = 12,854.67/x
  3. Step 3: Cross multiply
    22,926.24x = 31,638.09 × 12,854.67
  4. Step 4: Simplify right side
    22,926.24x = 406,697,206.38
  5. Step 5: Solve for x
    x = 406,697,206.38/22,926.24
  6. Step 6: Final answer
    x = 17,739.38

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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.