Home / 24,749.90-34,155.30-13,419.77

Finding the Fourth Proportional to 24,749.90, 34,155.30 and 13,419.77

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Solution

The fourth proportional to 24,749.90, 34,155.30 and 13,419.77 is: 18,519.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,749.90 : 34,155.30 = 13,419.77 : x
  2. Step 2: Convert to fraction form
    24,749.90/34,155.30 = 13,419.77/x
  3. Step 3: Cross multiply
    24,749.90x = 34,155.30 × 13,419.77
  4. Step 4: Simplify right side
    24,749.90x = 458,356,330.51
  5. Step 5: Solve for x
    x = 458,356,330.51/24,749.90
  6. Step 6: Final answer
    x = 18,519.53

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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.