Home / 25,501.32-35,208.76-15,955.58

Finding the Fourth Proportional to 25,501.32, 35,208.76 and 15,955.58

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Solution

The fourth proportional to 25,501.32, 35,208.76 and 15,955.58 is: 22,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,501.32 : 35,208.76 = 15,955.58 : x
  2. Step 2: Convert to fraction form
    25,501.32/35,208.76 = 15,955.58/x
  3. Step 3: Cross multiply
    25,501.32x = 35,208.76 × 15,955.58
  4. Step 4: Simplify right side
    25,501.32x = 561,776,186.88
  5. Step 5: Solve for x
    x = 561,776,186.88/25,501.32
  6. Step 6: Final answer
    x = 22,029.30

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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.