Home / 25,952.77-35,815.55-15,881.04

Finding the Fourth Proportional to 25,952.77, 35,815.55 and 15,881.04

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Solution

The fourth proportional to 25,952.77, 35,815.55 and 15,881.04 is: 21,916.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,952.77 : 35,815.55 = 15,881.04 : x
  2. Step 2: Convert to fraction form
    25,952.77/35,815.55 = 15,881.04/x
  3. Step 3: Cross multiply
    25,952.77x = 35,815.55 × 15,881.04
  4. Step 4: Simplify right side
    25,952.77x = 568,788,182.17
  5. Step 5: Solve for x
    x = 568,788,182.17/25,952.77
  6. Step 6: Final answer
    x = 21,916.28

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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.