Home / 15,455.19-23,187.41-10,960.91

Finding the Fourth Proportional to 15,455.19, 23,187.41 and 10,960.91

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Solution

The fourth proportional to 15,455.19, 23,187.41 and 10,960.91 is: 16,444.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455.19 : 23,187.41 = 10,960.91 : x
  2. Step 2: Convert to fraction form
    15,455.19/23,187.41 = 10,960.91/x
  3. Step 3: Cross multiply
    15,455.19x = 23,187.41 × 10,960.91
  4. Step 4: Simplify right side
    15,455.19x = 254,154,943.40
  5. Step 5: Solve for x
    x = 254,154,943.40/15,455.19
  6. Step 6: Final answer
    x = 16,444.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.