Home / 51,643.27-77,464.91-26,670.47

Finding the Fourth Proportional to 51,643.27, 77,464.91 and 26,670.47

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Solution

The fourth proportional to 51,643.27, 77,464.91 and 26,670.47 is: 40,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,643.27 : 77,464.91 = 26,670.47 : x
  2. Step 2: Convert to fraction form
    51,643.27/77,464.91 = 26,670.47/x
  3. Step 3: Cross multiply
    51,643.27x = 77,464.91 × 26,670.47
  4. Step 4: Simplify right side
    51,643.27x = 2,066,025,087.54
  5. Step 5: Solve for x
    x = 2,066,025,087.54/51,643.27
  6. Step 6: Final answer
    x = 40,005.70

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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.