Home / 46,278.22-69,417.10-11,217.88

Finding the Fourth Proportional to 46,278.22, 69,417.10 and 11,217.88

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Solution

The fourth proportional to 46,278.22, 69,417.10 and 11,217.88 is: 16,826.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,278.22 : 69,417.10 = 11,217.88 : x
  2. Step 2: Convert to fraction form
    46,278.22/69,417.10 = 11,217.88/x
  3. Step 3: Cross multiply
    46,278.22x = 69,417.10 × 11,217.88
  4. Step 4: Simplify right side
    46,278.22x = 778,712,697.75
  5. Step 5: Solve for x
    x = 778,712,697.75/46,278.22
  6. Step 6: Final answer
    x = 16,826.76

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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.