Home / 38,199.92-52,715.06-21,203.16

Finding the Fourth Proportional to 38,199.92, 52,715.06 and 21,203.16

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Solution

The fourth proportional to 38,199.92, 52,715.06 and 21,203.16 is: 29,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,199.92 : 52,715.06 = 21,203.16 : x
  2. Step 2: Convert to fraction form
    38,199.92/52,715.06 = 21,203.16/x
  3. Step 3: Cross multiply
    38,199.92x = 52,715.06 × 21,203.16
  4. Step 4: Simplify right side
    38,199.92x = 1,117,725,851.59
  5. Step 5: Solve for x
    x = 1,117,725,851.59/38,199.92
  6. Step 6: Final answer
    x = 29,259.90

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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.