Home / 34,773.73-47,987.51-18,858.17

Finding the Fourth Proportional to 34,773.73, 47,987.51 and 18,858.17

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Solution

The fourth proportional to 34,773.73, 47,987.51 and 18,858.17 is: 26,024.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,773.73 : 47,987.51 = 18,858.17 : x
  2. Step 2: Convert to fraction form
    34,773.73/47,987.51 = 18,858.17/x
  3. Step 3: Cross multiply
    34,773.73x = 47,987.51 × 18,858.17
  4. Step 4: Simplify right side
    34,773.73x = 904,956,647.13
  5. Step 5: Solve for x
    x = 904,956,647.13/34,773.73
  6. Step 6: Final answer
    x = 26,024.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.