Home / 52,205.81-72,043.34-28,333.35

Finding the Fourth Proportional to 52,205.81, 72,043.34 and 28,333.35

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Solution

The fourth proportional to 52,205.81, 72,043.34 and 28,333.35 is: 39,099.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,205.81 : 72,043.34 = 28,333.35 : x
  2. Step 2: Convert to fraction form
    52,205.81/72,043.34 = 28,333.35/x
  3. Step 3: Cross multiply
    52,205.81x = 72,043.34 × 28,333.35
  4. Step 4: Simplify right side
    52,205.81x = 2,041,229,025.72
  5. Step 5: Solve for x
    x = 2,041,229,025.72/52,205.81
  6. Step 6: Final answer
    x = 39,099.66

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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.