Home / 55,924.32-77,175.72-30,430.92

Finding the Fourth Proportional to 55,924.32, 77,175.72 and 30,430.92

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Solution

The fourth proportional to 55,924.32, 77,175.72 and 30,430.92 is: 41,994.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,924.32 : 77,175.72 = 30,430.92 : x
  2. Step 2: Convert to fraction form
    55,924.32/77,175.72 = 30,430.92/x
  3. Step 3: Cross multiply
    55,924.32x = 77,175.72 × 30,430.92
  4. Step 4: Simplify right side
    55,924.32x = 2,348,528,161.26
  5. Step 5: Solve for x
    x = 2,348,528,161.26/55,924.32
  6. Step 6: Final answer
    x = 41,994.76

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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.