Home / 28,555.24-42,834.27-7,495.34

Finding the Fourth Proportional to 28,555.24, 42,834.27 and 7,495.34

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Solution

The fourth proportional to 28,555.24, 42,834.27 and 7,495.34 is: 11,243.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,555.24 : 42,834.27 = 7,495.34 : x
  2. Step 2: Convert to fraction form
    28,555.24/42,834.27 = 7,495.34/x
  3. Step 3: Cross multiply
    28,555.24x = 42,834.27 × 7,495.34
  4. Step 4: Simplify right side
    28,555.24x = 321,057,417.30
  5. Step 5: Solve for x
    x = 321,057,417.30/28,555.24
  6. Step 6: Final answer
    x = 11,243.38

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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.