Home / 30,493.20-45,749.08-14,494.88

Finding the Fourth Proportional to 30,493.20, 45,749.08 and 14,494.88

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Solution

The fourth proportional to 30,493.20, 45,749.08 and 14,494.88 is: 21,746.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,493.20 : 45,749.08 = 14,494.88 : x
  2. Step 2: Convert to fraction form
    30,493.20/45,749.08 = 14,494.88/x
  3. Step 3: Cross multiply
    30,493.20x = 45,749.08 × 14,494.88
  4. Step 4: Simplify right side
    30,493.20x = 663,127,424.71
  5. Step 5: Solve for x
    x = 663,127,424.71/30,493.20
  6. Step 6: Final answer
    x = 21,746.73

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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.