Home / 55,816.83-77,026.91-30,322.99

Finding the Fourth Proportional to 55,816.83, 77,026.91 and 30,322.99

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Solution

The fourth proportional to 55,816.83, 77,026.91 and 30,322.99 is: 41,845.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,816.83 : 77,026.91 = 30,322.99 : x
  2. Step 2: Convert to fraction form
    55,816.83/77,026.91 = 30,322.99/x
  3. Step 3: Cross multiply
    55,816.83x = 77,026.91 × 30,322.99
  4. Step 4: Simplify right side
    55,816.83x = 2,335,685,877.48
  5. Step 5: Solve for x
    x = 2,335,685,877.48/55,816.83
  6. Step 6: Final answer
    x = 41,845.55

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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.