Home / 34,018.91-46,953.71-18,916.87

Finding the Fourth Proportional to 34,018.91, 46,953.71 and 18,916.87

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Solution

The fourth proportional to 34,018.91, 46,953.71 and 18,916.87 is: 26,109.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,018.91 : 46,953.71 = 18,916.87 : x
  2. Step 2: Convert to fraction form
    34,018.91/46,953.71 = 18,916.87/x
  3. Step 3: Cross multiply
    34,018.91x = 46,953.71 × 18,916.87
  4. Step 4: Simplify right side
    34,018.91x = 888,217,228.09
  5. Step 5: Solve for x
    x = 888,217,228.09/34,018.91
  6. Step 6: Final answer
    x = 26,109.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.