Home / 34,356.51-51,547.05-21,193.56

Finding the Fourth Proportional to 34,356.51, 51,547.05 and 21,193.56

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Solution

The fourth proportional to 34,356.51, 51,547.05 and 21,193.56 is: 31,797.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,356.51 : 51,547.05 = 21,193.56 : x
  2. Step 2: Convert to fraction form
    34,356.51/51,547.05 = 21,193.56/x
  3. Step 3: Cross multiply
    34,356.51x = 51,547.05 × 21,193.56
  4. Step 4: Simplify right side
    34,356.51x = 1,092,465,497.00
  5. Step 5: Solve for x
    x = 1,092,465,497.00/34,356.51
  6. Step 6: Final answer
    x = 31,797.92

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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.