Home / 28,055.98-38,731.28-17,449.03

Finding the Fourth Proportional to 28,055.98, 38,731.28 and 17,449.03

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Solution

The fourth proportional to 28,055.98, 38,731.28 and 17,449.03 is: 24,088.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,055.98 : 38,731.28 = 17,449.03 : x
  2. Step 2: Convert to fraction form
    28,055.98/38,731.28 = 17,449.03/x
  3. Step 3: Cross multiply
    28,055.98x = 38,731.28 × 17,449.03
  4. Step 4: Simplify right side
    28,055.98x = 675,823,266.66
  5. Step 5: Solve for x
    x = 675,823,266.66/28,055.98
  6. Step 6: Final answer
    x = 24,088.39

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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.