Home / 15,795.13-21,798.56-9,082.94

Finding the Fourth Proportional to 15,795.13, 21,798.56 and 9,082.94

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Solution

The fourth proportional to 15,795.13, 21,798.56 and 9,082.94 is: 12,535.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795.13 : 21,798.56 = 9,082.94 : x
  2. Step 2: Convert to fraction form
    15,795.13/21,798.56 = 9,082.94/x
  3. Step 3: Cross multiply
    15,795.13x = 21,798.56 × 9,082.94
  4. Step 4: Simplify right side
    15,795.13x = 197,995,012.57
  5. Step 5: Solve for x
    x = 197,995,012.57/15,795.13
  6. Step 6: Final answer
    x = 12,535.19

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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.