Home / 50,967.81-70,333.17-28,308.26

Finding the Fourth Proportional to 50,967.81, 70,333.17 and 28,308.26

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Solution

The fourth proportional to 50,967.81, 70,333.17 and 28,308.26 is: 39,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,967.81 : 70,333.17 = 28,308.26 : x
  2. Step 2: Convert to fraction form
    50,967.81/70,333.17 = 28,308.26/x
  3. Step 3: Cross multiply
    50,967.81x = 70,333.17 × 28,308.26
  4. Step 4: Simplify right side
    50,967.81x = 1,991,009,311.32
  5. Step 5: Solve for x
    x = 1,991,009,311.32/50,967.81
  6. Step 6: Final answer
    x = 39,064.05

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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.