Home / 52,708.36-79,071.18-21,535.24

Finding the Fourth Proportional to 52,708.36, 79,071.18 and 21,535.24

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Solution

The fourth proportional to 52,708.36, 79,071.18 and 21,535.24 is: 32,306.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,708.36 : 79,071.18 = 21,535.24 : x
  2. Step 2: Convert to fraction form
    52,708.36/79,071.18 = 21,535.24/x
  3. Step 3: Cross multiply
    52,708.36x = 79,071.18 × 21,535.24
  4. Step 4: Simplify right side
    52,708.36x = 1,702,816,838.38
  5. Step 5: Solve for x
    x = 1,702,816,838.38/52,708.36
  6. Step 6: Final answer
    x = 32,306.39

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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.