Home / 50,973.79-70,349.34-30,841.77

Finding the Fourth Proportional to 50,973.79, 70,349.34 and 30,841.77

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Solution

The fourth proportional to 50,973.79, 70,349.34 and 30,841.77 is: 42,564.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,973.79 : 70,349.34 = 30,841.77 : x
  2. Step 2: Convert to fraction form
    50,973.79/70,349.34 = 30,841.77/x
  3. Step 3: Cross multiply
    50,973.79x = 70,349.34 × 30,841.77
  4. Step 4: Simplify right side
    50,973.79x = 2,169,698,163.93
  5. Step 5: Solve for x
    x = 2,169,698,163.93/50,973.79
  6. Step 6: Final answer
    x = 42,564.98

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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.