Home / 46,087.17-69,127.65-12,806.49

Finding the Fourth Proportional to 46,087.17, 69,127.65 and 12,806.49

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Solution

The fourth proportional to 46,087.17, 69,127.65 and 12,806.49 is: 19,208.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,087.17 : 69,127.65 = 12,806.49 : x
  2. Step 2: Convert to fraction form
    46,087.17/69,127.65 = 12,806.49/x
  3. Step 3: Cross multiply
    46,087.17x = 69,127.65 × 12,806.49
  4. Step 4: Simplify right side
    46,087.17x = 885,282,558.45
  5. Step 5: Solve for x
    x = 885,282,558.45/46,087.17
  6. Step 6: Final answer
    x = 19,208.87

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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.