Home / 13,030.84-19,545.99-3,170.17

Finding the Fourth Proportional to 13,030.84, 19,545.99 and 3,170.17

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Solution

The fourth proportional to 13,030.84, 19,545.99 and 3,170.17 is: 4,755.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.84 : 19,545.99 = 3,170.17 : x
  2. Step 2: Convert to fraction form
    13,030.84/19,545.99 = 3,170.17/x
  3. Step 3: Cross multiply
    13,030.84x = 19,545.99 × 3,170.17
  4. Step 4: Simplify right side
    13,030.84x = 61,964,111.12
  5. Step 5: Solve for x
    x = 61,964,111.12/13,030.84
  6. Step 6: Final answer
    x = 4,755.19

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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.