Home / 40,165.07-55,430.27-23,169.02

Finding the Fourth Proportional to 40,165.07, 55,430.27 and 23,169.02

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Solution

The fourth proportional to 40,165.07, 55,430.27 and 23,169.02 is: 31,974.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,165.07 : 55,430.27 = 23,169.02 : x
  2. Step 2: Convert to fraction form
    40,165.07/55,430.27 = 23,169.02/x
  3. Step 3: Cross multiply
    40,165.07x = 55,430.27 × 23,169.02
  4. Step 4: Simplify right side
    40,165.07x = 1,284,264,641.24
  5. Step 5: Solve for x
    x = 1,284,264,641.24/40,165.07
  6. Step 6: Final answer
    x = 31,974.66

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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.