Home / 51,716.08-77,572.57-14,278.44

Finding the Fourth Proportional to 51,716.08, 77,572.57 and 14,278.44

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Solution

The fourth proportional to 51,716.08, 77,572.57 and 14,278.44 is: 21,417.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,716.08 : 77,572.57 = 14,278.44 : x
  2. Step 2: Convert to fraction form
    51,716.08/77,572.57 = 14,278.44/x
  3. Step 3: Cross multiply
    51,716.08x = 77,572.57 × 14,278.44
  4. Step 4: Simplify right side
    51,716.08x = 1,107,615,092.46
  5. Step 5: Solve for x
    x = 1,107,615,092.46/51,716.08
  6. Step 6: Final answer
    x = 21,417.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.