Home / 31,204.63-46,806.94-10,428.13

Finding the Fourth Proportional to 31,204.63, 46,806.94 and 10,428.13

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Solution

The fourth proportional to 31,204.63, 46,806.94 and 10,428.13 is: 15,642.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,204.63 : 46,806.94 = 10,428.13 : x
  2. Step 2: Convert to fraction form
    31,204.63/46,806.94 = 10,428.13/x
  3. Step 3: Cross multiply
    31,204.63x = 46,806.94 × 10,428.13
  4. Step 4: Simplify right side
    31,204.63x = 488,108,621.19
  5. Step 5: Solve for x
    x = 488,108,621.19/31,204.63
  6. Step 6: Final answer
    x = 15,642.19

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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.