Home / 35,309.24-48,726.70-19,394.71

Finding the Fourth Proportional to 35,309.24, 48,726.70 and 19,394.71

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Solution

The fourth proportional to 35,309.24, 48,726.70 and 19,394.71 is: 26,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,309.24 : 48,726.70 = 19,394.71 : x
  2. Step 2: Convert to fraction form
    35,309.24/48,726.70 = 19,394.71/x
  3. Step 3: Cross multiply
    35,309.24x = 48,726.70 × 19,394.71
  4. Step 4: Simplify right side
    35,309.24x = 945,040,045.45
  5. Step 5: Solve for x
    x = 945,040,045.45/35,309.24
  6. Step 6: Final answer
    x = 26,764.67

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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.