Home / 15,948.73-22,039.59-11,962.92

Finding the Fourth Proportional to 15,948.73, 22,039.59 and 11,962.92

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Solution

The fourth proportional to 15,948.73, 22,039.59 and 11,962.92 is: 16,531.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,948.73 : 22,039.59 = 11,962.92 : x
  2. Step 2: Convert to fraction form
    15,948.73/22,039.59 = 11,962.92/x
  3. Step 3: Cross multiply
    15,948.73x = 22,039.59 × 11,962.92
  4. Step 4: Simplify right side
    15,948.73x = 263,657,979.51
  5. Step 5: Solve for x
    x = 263,657,979.51/15,948.73
  6. Step 6: Final answer
    x = 16,531.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.