Home / 56,162.36-77,504.33-30,669.24

Finding the Fourth Proportional to 56,162.36, 77,504.33 and 30,669.24

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Solution

The fourth proportional to 56,162.36, 77,504.33 and 30,669.24 is: 42,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,162.36 : 77,504.33 = 30,669.24 : x
  2. Step 2: Convert to fraction form
    56,162.36/77,504.33 = 30,669.24/x
  3. Step 3: Cross multiply
    56,162.36x = 77,504.33 × 30,669.24
  4. Step 4: Simplify right side
    56,162.36x = 2,376,998,744.46
  5. Step 5: Solve for x
    x = 2,376,998,744.46/56,162.36
  6. Step 6: Final answer
    x = 42,323.70

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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.