Home / 17,955.02-24,774.17-10,400.90

Finding the Fourth Proportional to 17,955.02, 24,774.17 and 10,400.90

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Solution

The fourth proportional to 17,955.02, 24,774.17 and 10,400.90 is: 14,351.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,955.02 : 24,774.17 = 10,400.90 : x
  2. Step 2: Convert to fraction form
    17,955.02/24,774.17 = 10,400.90/x
  3. Step 3: Cross multiply
    17,955.02x = 24,774.17 × 10,400.90
  4. Step 4: Simplify right side
    17,955.02x = 257,673,664.75
  5. Step 5: Solve for x
    x = 257,673,664.75/17,955.02
  6. Step 6: Final answer
    x = 14,351.07

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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.