Home / 25,391.52-35,036.12-15,953.36

Finding the Fourth Proportional to 25,391.52, 35,036.12 and 15,953.36

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Solution

The fourth proportional to 25,391.52, 35,036.12 and 15,953.36 is: 22,013.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,391.52 : 35,036.12 = 15,953.36 : x
  2. Step 2: Convert to fraction form
    25,391.52/35,036.12 = 15,953.36/x
  3. Step 3: Cross multiply
    25,391.52x = 35,036.12 × 15,953.36
  4. Step 4: Simplify right side
    25,391.52x = 558,943,835.36
  5. Step 5: Solve for x
    x = 558,943,835.36/25,391.52
  6. Step 6: Final answer
    x = 22,013.01

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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.