Home / 33,347.80-46,014.33-20,603.06

Finding the Fourth Proportional to 33,347.80, 46,014.33 and 20,603.06

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Solution

The fourth proportional to 33,347.80, 46,014.33 and 20,603.06 is: 28,428.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,347.80 : 46,014.33 = 20,603.06 : x
  2. Step 2: Convert to fraction form
    33,347.80/46,014.33 = 20,603.06/x
  3. Step 3: Cross multiply
    33,347.80x = 46,014.33 × 20,603.06
  4. Step 4: Simplify right side
    33,347.80x = 948,035,905.70
  5. Step 5: Solve for x
    x = 948,035,905.70/33,347.80
  6. Step 6: Final answer
    x = 28,428.74

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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.