Home / 15,799.49-21,804.45-9,087.23

Finding the Fourth Proportional to 15,799.49, 21,804.45 and 9,087.23

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Solution

The fourth proportional to 15,799.49, 21,804.45 and 9,087.23 is: 12,541.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,799.49 : 21,804.45 = 9,087.23 : x
  2. Step 2: Convert to fraction form
    15,799.49/21,804.45 = 9,087.23/x
  3. Step 3: Cross multiply
    15,799.49x = 21,804.45 × 9,087.23
  4. Step 4: Simplify right side
    15,799.49x = 198,142,052.17
  5. Step 5: Solve for x
    x = 198,142,052.17/15,799.49
  6. Step 6: Final answer
    x = 12,541.04

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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.