Home / 19,111.24-28,633.85-10,352.30

Finding the Fourth Proportional to 19,111.24, 28,633.85 and 10,352.30

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Solution

The fourth proportional to 19,111.24, 28,633.85 and 10,352.30 is: 15,510.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,111.24 : 28,633.85 = 10,352.30 : x
  2. Step 2: Convert to fraction form
    19,111.24/28,633.85 = 10,352.30/x
  3. Step 3: Cross multiply
    19,111.24x = 28,633.85 × 10,352.30
  4. Step 4: Simplify right side
    19,111.24x = 296,426,153.59
  5. Step 5: Solve for x
    x = 296,426,153.59/19,111.24
  6. Step 6: Final answer
    x = 15,510.57

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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.