Home / 13,038.29-19,557.14-3,177.62

Finding the Fourth Proportional to 13,038.29, 19,557.14 and 3,177.62

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Solution

The fourth proportional to 13,038.29, 19,557.14 and 3,177.62 is: 4,766.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038.29 : 19,557.14 = 3,177.62 : x
  2. Step 2: Convert to fraction form
    13,038.29/19,557.14 = 3,177.62/x
  3. Step 3: Cross multiply
    13,038.29x = 19,557.14 × 3,177.62
  4. Step 4: Simplify right side
    13,038.29x = 62,145,045.53
  5. Step 5: Solve for x
    x = 62,145,045.53/13,038.29
  6. Step 6: Final answer
    x = 4,766.35

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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.