Home / 17,857.41-24,638.58-10,781.25

Finding the Fourth Proportional to 17,857.41, 24,638.58 and 10,781.25

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Solution

The fourth proportional to 17,857.41, 24,638.58 and 10,781.25 is: 14,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,857.41 : 24,638.58 = 10,781.25 : x
  2. Step 2: Convert to fraction form
    17,857.41/24,638.58 = 10,781.25/x
  3. Step 3: Cross multiply
    17,857.41x = 24,638.58 × 10,781.25
  4. Step 4: Simplify right side
    17,857.41x = 265,634,690.63
  5. Step 5: Solve for x
    x = 265,634,690.63/17,857.41
  6. Step 6: Final answer
    x = 14,875.32

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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.