Home / 50,776.74-70,050.19-30,622.16

Finding the Fourth Proportional to 50,776.74, 70,050.19 and 30,622.16

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Solution

The fourth proportional to 50,776.74, 70,050.19 and 30,622.16 is: 42,245.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,776.74 : 70,050.19 = 30,622.16 : x
  2. Step 2: Convert to fraction form
    50,776.74/70,050.19 = 30,622.16/x
  3. Step 3: Cross multiply
    50,776.74x = 70,050.19 × 30,622.16
  4. Step 4: Simplify right side
    50,776.74x = 2,145,087,973.10
  5. Step 5: Solve for x
    x = 2,145,087,973.10/50,776.74
  6. Step 6: Final answer
    x = 42,245.48

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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.