Home / 30,278.26-45,424.68-9,501.76

Finding the Fourth Proportional to 30,278.26, 45,424.68 and 9,501.76

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Solution

The fourth proportional to 30,278.26, 45,424.68 and 9,501.76 is: 14,254.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,278.26 : 45,424.68 = 9,501.76 : x
  2. Step 2: Convert to fraction form
    30,278.26/45,424.68 = 9,501.76/x
  3. Step 3: Cross multiply
    30,278.26x = 45,424.68 × 9,501.76
  4. Step 4: Simplify right side
    30,278.26x = 431,614,407.44
  5. Step 5: Solve for x
    x = 431,614,407.44/30,278.26
  6. Step 6: Final answer
    x = 14,254.93

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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.