Home / 35,278.20-52,916.64-14,217.68

Finding the Fourth Proportional to 35,278.20, 52,916.64 and 14,217.68

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Solution

The fourth proportional to 35,278.20, 52,916.64 and 14,217.68 is: 21,326.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,278.20 : 52,916.64 = 14,217.68 : x
  2. Step 2: Convert to fraction form
    35,278.20/52,916.64 = 14,217.68/x
  3. Step 3: Cross multiply
    35,278.20x = 52,916.64 × 14,217.68
  4. Step 4: Simplify right side
    35,278.20x = 752,351,715.49
  5. Step 5: Solve for x
    x = 752,351,715.49/35,278.20
  6. Step 6: Final answer
    x = 21,326.25

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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.