Home / 52,808.39-79,211.81-13,365.23

Finding the Fourth Proportional to 52,808.39, 79,211.81 and 13,365.23

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Solution

The fourth proportional to 52,808.39, 79,211.81 and 13,365.23 is: 20,047.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,808.39 : 79,211.81 = 13,365.23 : x
  2. Step 2: Convert to fraction form
    52,808.39/79,211.81 = 13,365.23/x
  3. Step 3: Cross multiply
    52,808.39x = 79,211.81 × 13,365.23
  4. Step 4: Simplify right side
    52,808.39x = 1,058,683,596.48
  5. Step 5: Solve for x
    x = 1,058,683,596.48/52,808.39
  6. Step 6: Final answer
    x = 20,047.64

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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.