Home / 45,564.49-68,348.81-13,972.24

Finding the Fourth Proportional to 45,564.49, 68,348.81 and 13,972.24

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Solution

The fourth proportional to 45,564.49, 68,348.81 and 13,972.24 is: 20,959.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,564.49 : 68,348.81 = 13,972.24 : x
  2. Step 2: Convert to fraction form
    45,564.49/68,348.81 = 13,972.24/x
  3. Step 3: Cross multiply
    45,564.49x = 68,348.81 × 13,972.24
  4. Step 4: Simplify right side
    45,564.49x = 954,985,977.03
  5. Step 5: Solve for x
    x = 954,985,977.03/45,564.49
  6. Step 6: Final answer
    x = 20,959.00

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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.