Home / 15,795.19-21,797.36-9,082.13

Finding the Fourth Proportional to 15,795.19, 21,797.36 and 9,082.13

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Solution

The fourth proportional to 15,795.19, 21,797.36 and 9,082.13 is: 12,533.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795.19 : 21,797.36 = 9,082.13 : x
  2. Step 2: Convert to fraction form
    15,795.19/21,797.36 = 9,082.13/x
  3. Step 3: Cross multiply
    15,795.19x = 21,797.36 × 9,082.13
  4. Step 4: Simplify right side
    15,795.19x = 197,966,457.18
  5. Step 5: Solve for x
    x = 197,966,457.18/15,795.19
  6. Step 6: Final answer
    x = 12,533.34

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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.