Home / 39,994.17-59,991.57-13,699.14

Finding the Fourth Proportional to 39,994.17, 59,991.57 and 13,699.14

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Solution

The fourth proportional to 39,994.17, 59,991.57 and 13,699.14 is: 20,548.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,994.17 : 59,991.57 = 13,699.14 : x
  2. Step 2: Convert to fraction form
    39,994.17/59,991.57 = 13,699.14/x
  3. Step 3: Cross multiply
    39,994.17x = 59,991.57 × 13,699.14
  4. Step 4: Simplify right side
    39,994.17x = 821,832,916.25
  5. Step 5: Solve for x
    x = 821,832,916.25/39,994.17
  6. Step 6: Final answer
    x = 20,548.82

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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.