Home / 51,525.76-77,288.71-14,086.16

Finding the Fourth Proportional to 51,525.76, 77,288.71 and 14,086.16

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Solution

The fourth proportional to 51,525.76, 77,288.71 and 14,086.16 is: 21,129.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,525.76 : 77,288.71 = 14,086.16 : x
  2. Step 2: Convert to fraction form
    51,525.76/77,288.71 = 14,086.16/x
  3. Step 3: Cross multiply
    51,525.76x = 77,288.71 × 14,086.16
  4. Step 4: Simplify right side
    51,525.76x = 1,088,701,066.85
  5. Step 5: Solve for x
    x = 1,088,701,066.85/51,525.76
  6. Step 6: Final answer
    x = 21,129.26

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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.