Home / 25,092.16-34,628.32-15,018.70

Finding the Fourth Proportional to 25,092.16, 34,628.32 and 15,018.70

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Solution

The fourth proportional to 25,092.16, 34,628.32 and 15,018.70 is: 20,726.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,092.16 : 34,628.32 = 15,018.70 : x
  2. Step 2: Convert to fraction form
    25,092.16/34,628.32 = 15,018.70/x
  3. Step 3: Cross multiply
    25,092.16x = 34,628.32 × 15,018.70
  4. Step 4: Simplify right side
    25,092.16x = 520,072,349.58
  5. Step 5: Solve for x
    x = 520,072,349.58/25,092.16
  6. Step 6: Final answer
    x = 20,726.49

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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.