Home / 13,028.16-19,541.95-3,167.49

Finding the Fourth Proportional to 13,028.16, 19,541.95 and 3,167.49

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Solution

The fourth proportional to 13,028.16, 19,541.95 and 3,167.49 is: 4,751.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028.16 : 19,541.95 = 3,167.49 : x
  2. Step 2: Convert to fraction form
    13,028.16/19,541.95 = 3,167.49/x
  3. Step 3: Cross multiply
    13,028.16x = 19,541.95 × 3,167.49
  4. Step 4: Simplify right side
    13,028.16x = 61,898,931.21
  5. Step 5: Solve for x
    x = 61,898,931.21/13,028.16
  6. Step 6: Final answer
    x = 4,751.16

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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.