Home / 29,383.88-40,549.77-15,955.13

Finding the Fourth Proportional to 29,383.88, 40,549.77 and 15,955.13

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Solution

The fourth proportional to 29,383.88, 40,549.77 and 15,955.13 is: 22,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,383.88 : 40,549.77 = 15,955.13 : x
  2. Step 2: Convert to fraction form
    29,383.88/40,549.77 = 15,955.13/x
  3. Step 3: Cross multiply
    29,383.88x = 40,549.77 × 15,955.13
  4. Step 4: Simplify right side
    29,383.88x = 646,976,953.19
  5. Step 5: Solve for x
    x = 646,976,953.19/29,383.88
  6. Step 6: Final answer
    x = 22,018.10

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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.