Home / 52,870.14-79,317.18-17,808.84

Finding the Fourth Proportional to 52,870.14, 79,317.18 and 17,808.84

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Solution

The fourth proportional to 52,870.14, 79,317.18 and 17,808.84 is: 26,717.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,870.14 : 79,317.18 = 17,808.84 : x
  2. Step 2: Convert to fraction form
    52,870.14/79,317.18 = 17,808.84/x
  3. Step 3: Cross multiply
    52,870.14x = 79,317.18 × 17,808.84
  4. Step 4: Simplify right side
    52,870.14x = 1,412,546,967.87
  5. Step 5: Solve for x
    x = 1,412,546,967.87/52,870.14
  6. Step 6: Final answer
    x = 26,717.29

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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.