Home / 53,386.98-73,670.88-29,512.23

Finding the Fourth Proportional to 53,386.98, 73,670.88 and 29,512.23

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Solution

The fourth proportional to 53,386.98, 73,670.88 and 29,512.23 is: 40,725.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,386.98 : 73,670.88 = 29,512.23 : x
  2. Step 2: Convert to fraction form
    53,386.98/73,670.88 = 29,512.23/x
  3. Step 3: Cross multiply
    53,386.98x = 73,670.88 × 29,512.23
  4. Step 4: Simplify right side
    53,386.98x = 2,174,191,954.86
  5. Step 5: Solve for x
    x = 2,174,191,954.86/53,386.98
  6. Step 6: Final answer
    x = 40,725.13

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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.