Home / 13,029-19,569.74-7,774.29

Finding the Fourth Proportional to 13,029, 19,569.74 and 7,774.29

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Solution

The fourth proportional to 13,029, 19,569.74 and 7,774.29 is: 11,677.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029 : 19,569.74 = 7,774.29 : x
  2. Step 2: Convert to fraction form
    13,029/19,569.74 = 7,774.29/x
  3. Step 3: Cross multiply
    13,029x = 19,569.74 × 7,774.29
  4. Step 4: Simplify right side
    13,029x = 152,140,795.11
  5. Step 5: Solve for x
    x = 152,140,795.11/13,029
  6. Step 6: Final answer
    x = 11,677.09

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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.