Home / 19,363.81-29,037.91-7,511.35

Finding the Fourth Proportional to 19,363.81, 29,037.91 and 7,511.35

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Solution

The fourth proportional to 19,363.81, 29,037.91 and 7,511.35 is: 11,264.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.81 : 29,037.91 = 7,511.35 : x
  2. Step 2: Convert to fraction form
    19,363.81/29,037.91 = 7,511.35/x
  3. Step 3: Cross multiply
    19,363.81x = 29,037.91 × 7,511.35
  4. Step 4: Simplify right side
    19,363.81x = 218,113,905.28
  5. Step 5: Solve for x
    x = 218,113,905.28/19,363.81
  6. Step 6: Final answer
    x = 11,264.00

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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.