Home / 39,124.49-53,991.10-22,357.13

Finding the Fourth Proportional to 39,124.49, 53,991.10 and 22,357.13

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Solution

The fourth proportional to 39,124.49, 53,991.10 and 22,357.13 is: 30,852.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,124.49 : 53,991.10 = 22,357.13 : x
  2. Step 2: Convert to fraction form
    39,124.49/53,991.10 = 22,357.13/x
  3. Step 3: Cross multiply
    39,124.49x = 53,991.10 × 22,357.13
  4. Step 4: Simplify right side
    39,124.49x = 1,207,086,041.54
  5. Step 5: Solve for x
    x = 1,207,086,041.54/39,124.49
  6. Step 6: Final answer
    x = 30,852.44

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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.