Home / 52,667.36-72,674.60-30,006.40

Finding the Fourth Proportional to 52,667.36, 72,674.60 and 30,006.40

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Solution

The fourth proportional to 52,667.36, 72,674.60 and 30,006.40 is: 41,405.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,667.36 : 72,674.60 = 30,006.40 : x
  2. Step 2: Convert to fraction form
    52,667.36/72,674.60 = 30,006.40/x
  3. Step 3: Cross multiply
    52,667.36x = 72,674.60 × 30,006.40
  4. Step 4: Simplify right side
    52,667.36x = 2,180,703,117.44
  5. Step 5: Solve for x
    x = 2,180,703,117.44/52,667.36
  6. Step 6: Final answer
    x = 41,405.21

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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.