Home / 46,424.09-69,627.90-21,117.71

Finding the Fourth Proportional to 46,424.09, 69,627.90 and 21,117.71

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Solution

The fourth proportional to 46,424.09, 69,627.90 and 21,117.71 is: 31,672.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,424.09 : 69,627.90 = 21,117.71 : x
  2. Step 2: Convert to fraction form
    46,424.09/69,627.90 = 21,117.71/x
  3. Step 3: Cross multiply
    46,424.09x = 69,627.90 × 21,117.71
  4. Step 4: Simplify right side
    46,424.09x = 1,470,382,053.37
  5. Step 5: Solve for x
    x = 1,470,382,053.37/46,424.09
  6. Step 6: Final answer
    x = 31,672.82

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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.