Home / 35,876.88-53,826.85-10,921.76

Finding the Fourth Proportional to 35,876.88, 53,826.85 and 10,921.76

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Solution

The fourth proportional to 35,876.88, 53,826.85 and 10,921.76 is: 16,386.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,876.88 : 53,826.85 = 10,921.76 : x
  2. Step 2: Convert to fraction form
    35,876.88/53,826.85 = 10,921.76/x
  3. Step 3: Cross multiply
    35,876.88x = 53,826.85 × 10,921.76
  4. Step 4: Simplify right side
    35,876.88x = 587,883,895.42
  5. Step 5: Solve for x
    x = 587,883,895.42/35,876.88
  6. Step 6: Final answer
    x = 16,386.15

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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.