Home / 27,181.79-37,510.73-15,082.16

Finding the Fourth Proportional to 27,181.79, 37,510.73 and 15,082.16

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Solution

The fourth proportional to 27,181.79, 37,510.73 and 15,082.16 is: 20,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181.79 : 37,510.73 = 15,082.16 : x
  2. Step 2: Convert to fraction form
    27,181.79/37,510.73 = 15,082.16/x
  3. Step 3: Cross multiply
    27,181.79x = 37,510.73 × 15,082.16
  4. Step 4: Simplify right side
    27,181.79x = 565,742,756.17
  5. Step 5: Solve for x
    x = 565,742,756.17/27,181.79
  6. Step 6: Final answer
    x = 20,813.30

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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.