Home / 25,518.76-35,207.16-15,952.12

Finding the Fourth Proportional to 25,518.76, 35,207.16 and 15,952.12

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Solution

The fourth proportional to 25,518.76, 35,207.16 and 15,952.12 is: 22,008.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,518.76 : 35,207.16 = 15,952.12 : x
  2. Step 2: Convert to fraction form
    25,518.76/35,207.16 = 15,952.12/x
  3. Step 3: Cross multiply
    25,518.76x = 35,207.16 × 15,952.12
  4. Step 4: Simplify right side
    25,518.76x = 561,628,841.18
  5. Step 5: Solve for x
    x = 561,628,841.18/25,518.76
  6. Step 6: Final answer
    x = 22,008.47

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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.