Home / 53,390.13-73,671.90-29,513.49

Finding the Fourth Proportional to 53,390.13, 73,671.90 and 29,513.49

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Solution

The fourth proportional to 53,390.13, 73,671.90 and 29,513.49 is: 40,725.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,390.13 : 73,671.90 = 29,513.49 : x
  2. Step 2: Convert to fraction form
    53,390.13/73,671.90 = 29,513.49/x
  3. Step 3: Cross multiply
    53,390.13x = 73,671.90 × 29,513.49
  4. Step 4: Simplify right side
    53,390.13x = 2,174,314,883.93
  5. Step 5: Solve for x
    x = 2,174,314,883.93/53,390.13
  6. Step 6: Final answer
    x = 40,725.03

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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.