Home / 23,208.74-31,904.91-19,966.71

Finding the Fourth Proportional to 23,208.74, 31,904.91 and 19,966.71

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Solution

The fourth proportional to 23,208.74, 31,904.91 and 19,966.71 is: 27,448.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,208.74 : 31,904.91 = 19,966.71 : x
  2. Step 2: Convert to fraction form
    23,208.74/31,904.91 = 19,966.71/x
  3. Step 3: Cross multiply
    23,208.74x = 31,904.91 × 19,966.71
  4. Step 4: Simplify right side
    23,208.74x = 637,036,205.19
  5. Step 5: Solve for x
    x = 637,036,205.19/23,208.74
  6. Step 6: Final answer
    x = 27,448.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.