Home / 31,124.36-46,607.69-19,301.22

Finding the Fourth Proportional to 31,124.36, 46,607.69 and 19,301.22

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Solution

The fourth proportional to 31,124.36, 46,607.69 and 19,301.22 is: 28,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,124.36 : 46,607.69 = 19,301.22 : x
  2. Step 2: Convert to fraction form
    31,124.36/46,607.69 = 19,301.22/x
  3. Step 3: Cross multiply
    31,124.36x = 46,607.69 × 19,301.22
  4. Step 4: Simplify right side
    31,124.36x = 899,585,278.38
  5. Step 5: Solve for x
    x = 899,585,278.38/31,124.36
  6. Step 6: Final answer
    x = 28,902.93

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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.