Home / 30,903.24-46,306.92-21,434.06

Finding the Fourth Proportional to 30,903.24, 46,306.92 and 21,434.06

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Solution

The fourth proportional to 30,903.24, 46,306.92 and 21,434.06 is: 32,117.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,903.24 : 46,306.92 = 21,434.06 : x
  2. Step 2: Convert to fraction form
    30,903.24/46,306.92 = 21,434.06/x
  3. Step 3: Cross multiply
    30,903.24x = 46,306.92 × 21,434.06
  4. Step 4: Simplify right side
    30,903.24x = 992,545,301.70
  5. Step 5: Solve for x
    x = 992,545,301.70/30,903.24
  6. Step 6: Final answer
    x = 32,117.84

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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.