Home / 30,864.51-46,296.59-7,490.79

Finding the Fourth Proportional to 30,864.51, 46,296.59 and 7,490.79

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Solution

The fourth proportional to 30,864.51, 46,296.59 and 7,490.79 is: 11,236.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,864.51 : 46,296.59 = 7,490.79 : x
  2. Step 2: Convert to fraction form
    30,864.51/46,296.59 = 7,490.79/x
  3. Step 3: Cross multiply
    30,864.51x = 46,296.59 × 7,490.79
  4. Step 4: Simplify right side
    30,864.51x = 346,797,995.95
  5. Step 5: Solve for x
    x = 346,797,995.95/30,864.51
  6. Step 6: Final answer
    x = 11,236.14

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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.