Home / 39,132.16-53,995.52-22,136.32

Finding the Fourth Proportional to 39,132.16, 53,995.52 and 22,136.32

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Solution

The fourth proportional to 39,132.16, 53,995.52 and 22,136.32 is: 30,544.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,132.16 : 53,995.52 = 22,136.32 : x
  2. Step 2: Convert to fraction form
    39,132.16/53,995.52 = 22,136.32/x
  3. Step 3: Cross multiply
    39,132.16x = 53,995.52 × 22,136.32
  4. Step 4: Simplify right side
    39,132.16x = 1,195,262,109.29
  5. Step 5: Solve for x
    x = 1,195,262,109.29/39,132.16
  6. Step 6: Final answer
    x = 30,544.24

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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.