Home / 25,388.52-35,031.98-15,950.36

Finding the Fourth Proportional to 25,388.52, 35,031.98 and 15,950.36

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Solution

The fourth proportional to 25,388.52, 35,031.98 and 15,950.36 is: 22,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,388.52 : 35,031.98 = 15,950.36 : x
  2. Step 2: Convert to fraction form
    25,388.52/35,031.98 = 15,950.36/x
  3. Step 3: Cross multiply
    25,388.52x = 35,031.98 × 15,950.36
  4. Step 4: Simplify right side
    25,388.52x = 558,772,692.51
  5. Step 5: Solve for x
    x = 558,772,692.51/25,388.52
  6. Step 6: Final answer
    x = 22,008.87

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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.