Home / 51,582.36-77,402.16-27,889.32

Finding the Fourth Proportional to 51,582.36, 77,402.16 and 27,889.32

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Solution

The fourth proportional to 51,582.36, 77,402.16 and 27,889.32 is: 41,849.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,582.36 : 77,402.16 = 27,889.32 : x
  2. Step 2: Convert to fraction form
    51,582.36/77,402.16 = 27,889.32/x
  3. Step 3: Cross multiply
    51,582.36x = 77,402.16 × 27,889.32
  4. Step 4: Simplify right side
    51,582.36x = 2,158,693,608.93
  5. Step 5: Solve for x
    x = 2,158,693,608.93/51,582.36
  6. Step 6: Final answer
    x = 41,849.45

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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.