Home / 56,894.61-85,341.99-19,455.06

Finding the Fourth Proportional to 56,894.61, 85,341.99 and 19,455.06

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Solution

The fourth proportional to 56,894.61, 85,341.99 and 19,455.06 is: 29,182.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,894.61 : 85,341.99 = 19,455.06 : x
  2. Step 2: Convert to fraction form
    56,894.61/85,341.99 = 19,455.06/x
  3. Step 3: Cross multiply
    56,894.61x = 85,341.99 × 19,455.06
  4. Step 4: Simplify right side
    56,894.61x = 1,660,333,535.97
  5. Step 5: Solve for x
    x = 1,660,333,535.97/56,894.61
  6. Step 6: Final answer
    x = 29,182.62

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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.