Home / 13,038.16-19,557.51-3,177.49

Finding the Fourth Proportional to 13,038.16, 19,557.51 and 3,177.49

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Solution

The fourth proportional to 13,038.16, 19,557.51 and 3,177.49 is: 4,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038.16 : 19,557.51 = 3,177.49 : x
  2. Step 2: Convert to fraction form
    13,038.16/19,557.51 = 3,177.49/x
  3. Step 3: Cross multiply
    13,038.16x = 19,557.51 × 3,177.49
  4. Step 4: Simplify right side
    13,038.16x = 62,143,792.45
  5. Step 5: Solve for x
    x = 62,143,792.45/13,038.16
  6. Step 6: Final answer
    x = 4,766.30

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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.