Home / 35,667.40-53,462.70-13,472.20

Finding the Fourth Proportional to 35,667.40, 53,462.70 and 13,472.20

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Solution

The fourth proportional to 35,667.40, 53,462.70 and 13,472.20 is: 20,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,667.40 : 53,462.70 = 13,472.20 : x
  2. Step 2: Convert to fraction form
    35,667.40/53,462.70 = 13,472.20/x
  3. Step 3: Cross multiply
    35,667.40x = 53,462.70 × 13,472.20
  4. Step 4: Simplify right side
    35,667.40x = 720,260,186.94
  5. Step 5: Solve for x
    x = 720,260,186.94/35,667.40
  6. Step 6: Final answer
    x = 20,193.80

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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.