Home / 29,218.16-40,321.32-26,985.80

Finding the Fourth Proportional to 29,218.16, 40,321.32 and 26,985.80

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Solution

The fourth proportional to 29,218.16, 40,321.32 and 26,985.80 is: 37,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,218.16 : 40,321.32 = 26,985.80 : x
  2. Step 2: Convert to fraction form
    29,218.16/40,321.32 = 26,985.80/x
  3. Step 3: Cross multiply
    29,218.16x = 40,321.32 × 26,985.80
  4. Step 4: Simplify right side
    29,218.16x = 1,088,103,077.26
  5. Step 5: Solve for x
    x = 1,088,103,077.26/29,218.16
  6. Step 6: Final answer
    x = 37,240.64

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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.