Home / 46,045.16-69,060.89-12,761.76

Finding the Fourth Proportional to 46,045.16, 69,060.89 and 12,761.76

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Solution

The fourth proportional to 46,045.16, 69,060.89 and 12,761.76 is: 19,140.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,045.16 : 69,060.89 = 12,761.76 : x
  2. Step 2: Convert to fraction form
    46,045.16/69,060.89 = 12,761.76/x
  3. Step 3: Cross multiply
    46,045.16x = 69,060.89 × 12,761.76
  4. Step 4: Simplify right side
    46,045.16x = 881,338,439.76
  5. Step 5: Solve for x
    x = 881,338,439.76/46,045.16
  6. Step 6: Final answer
    x = 19,140.74

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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.