Home / 52,783.89-79,178.55-13,341.34

Finding the Fourth Proportional to 52,783.89, 79,178.55 and 13,341.34

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Solution

The fourth proportional to 52,783.89, 79,178.55 and 13,341.34 is: 20,012.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,783.89 : 79,178.55 = 13,341.34 : x
  2. Step 2: Convert to fraction form
    52,783.89/79,178.55 = 13,341.34/x
  3. Step 3: Cross multiply
    52,783.89x = 79,178.55 × 13,341.34
  4. Step 4: Simplify right side
    52,783.89x = 1,056,347,956.26
  5. Step 5: Solve for x
    x = 1,056,347,956.26/52,783.89
  6. Step 6: Final answer
    x = 20,012.70

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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.